Eco Leader Pack

Custom Insulated Cooler Bags Manufacturer & Wholesale Cold Totes

Factory-direct insulated cooler bags in laminated non-woven and 600D Oxford, with a foil or welded PEVA lining. Keep groceries, drinks and meals cool for 3–5 hours with gel ice packs. Flexible MOQ, samples in 5–7 days, bulk production in 10–20 days.

  • 3–5 Hours of Cold Retention: A closed-cell EPE foam core and reflective liner slow heat gain. Hold time varies with foam thickness, ice packs and ambient temperature.
  • Leak-Resistant, Food-Grade Linings: Welded PEVA helps contain meltwater, and food-grade foil wipes clean. Linings meet US FDA and EU 10/2011 food-contact requirements.
  • Built for 15–20 kg Loads: Cross-box "X" stitching anchors the webbing handles through every layer for heavy grocery loads.
  • Stable Flat-Bottom Design: A square base keeps drink cups, grocery containers and meal trays upright in transit.
  • Flexible MOQ: 24-hour dieline proofs, 5–7 day pre-production samples and custom full-color printing.
Custom insulated cooler bags in assorted fabrics, sizes and logo prints for wholesale orders

Custom Insulated Cooler Bags & Factory Capabilities

As a direct manufacturer, EcoLeaderPack engineers commercial-grade insulated cooler bags for supermarket chains, meal-prep brands and cold-delivery fleets. Each bag combines a durable outer shell, a 2.0–5.0 mm EPE foam core and a foil or welded PEVA liner. Together they keep perishables cool for 3 to 5 hours with gel ice packs and help reduce spoilage in transit.

Large-Scale Production

Our 200,000 m² Zhejiang facility runs 8 workshops with 1,000+ skilled workers, supporting on-time fulfillment of global bulk orders at factory-direct prices.

Certified Quality Control

Certified to ISO 9001, ISO 14001 and BSCI, with materials compliant with EU REACH and US FDA food-contact requirements.

Agile OEM Services

24-hour digital dielines, 5–7 day physical samples and door-to-door global shipping.

Production floor of the Zhejiang factory making insulated cooler bags
Insulated cooler bag samples and certifications from the EcoLeaderPack factory

Types of Insulated Cooler Bags & Reusable Cold Totes

The samples below are for style reference. We can adjust the material, foam thickness, closure, dimensions and logo printing to match your project.

Non-woven aluminum foil cooler bag with full top zipper for supermarket groceries

Non-Woven Aluminum Foil Cooler Bag

Our most popular style for supermarket shopping, meat markets and seafood deliveries. A full-length top zipper seals the opening to keep cold air in and warm air out.

Insulated grocery tote with zippered top, reinforced handles and rigid PP base

Insulated Grocery Tote

A heavy-duty grocery tote with a zippered top and reinforced handles. A rigid PP base keeps it upright in a cart or trunk, and the foil-lined interior helps keep chilled or hot items at temperature on the way home. Folds flat for storage.

Promotional non-woven lunch cooler bag with front pocket and custom logo

Promo Lunch Cooler

A lightweight non-woven lunch cooler with foil-lined foam insulation. The zip-top closure and front pocket keep sandwiches, drinks and snacks organized. Wipe-clean, reusable and ready for your custom logo, it suits events, schools and corporate gifts.

Extra-large insulated catering and delivery bag with double zippers and shoulder strap

Catering & Delivery Bag

An extra-large insulated catering bag with double zippers and a shoulder strap. It fits pizza boxes, trays and takeout containers and helps keep meals hot or cold. Folds compactly between deliveries.

Square-bottom insulated cooler bag holding a birthday cake box and hotpot set

Square-Bottom Cake, Seafood & Hotpot Cooler

An extra-wide square base built for flat birthday-cake boxes, large catering platters, fresh seafood trays and hotpot sets. The 90-degree corners help keep cakes and broths level in transit.

Insulated non-woven wine bottle cooler tote with zip-top closure

Wine Bottle Cooler Tote

An insulated non-woven wine tote that keeps bottles cool from shop to table. Available for 1, 2 or 6 bottles, with a zip-top closure and padded sides. A reusable alternative to paper bottle bags.

Paper-look laminated insulated cooler bag with hook-and-loop closure

Paper-Look Laminated Cooler Bag

An insulated cooler bag with the look of a classic paper bag. A laminated non-woven shell, foil insulation layer and hook-and-loop closure make it strong enough for weekly shopping and repeated use. Custom sizes and prints available.

Round barrel and backpack style insulated cooler bags for picnics and beach days

Round & Backpack Cooler

A fun-shaped non-woven cooler for beach days and picnics. Choose the round barrel style or a backpack version with padded straps. The foil-lined interior wipes clean, and the large print area suits full-color artwork.

3-Layer Insulation Structure

A foil-and-foam composite lining slows heat transfer between the inside and outside of the bag, helping keep contents cool (or warm) on the go.

Cross-section of a cooler bag showing aluminized foil, EPE foam and foil film layers

Layer 1: Aluminized Foil

The embossed foil surface reflects radiant heat, reducing heat gain for cold items and heat loss for hot items. It is also water-resistant and wipes clean.

Layer 2: Thickened EPE Foam

Closed-cell EPE foam traps air to slow heat conduction. It also adds cushioning and gives the bag its shape.

Layer 3: Aluminum Foil Film

A bonded foil film adds a second reflective barrier and helps block moisture and odors.

Outer Shell: Laminated Non-Woven

Durable, reusable and easy to print, built for grocery runs, deliveries and picnics.

For ice, seafood or anything that sweats, swap the inner foil face for a welded PEVA liner (see Inner Lining Choices below).

Key Performance Specifications

Feature Standard Option Heavy-Duty Option Verification
Outer Fabric 80–120 GSM spunbond non-woven 600D Oxford / DuPont™ Tyvek® ASTM D5034 fabric grab strength
Insulation Core 2.0–3.0 mm closed-cell EPE foam 4.0–5.0 mm dense EPE foam Foam thickness set per project
Inner Lining Food-grade aluminum foil Welded PEVA US FDA / EU 10/2011 food-contact compliant
Cold Holding About 3–4 hours About 5–6 hours with gel ice packs Varies with ambient temperature and load
Handle Support Ultrasonic-bonded handle anchors (12 kg) "X"-box reinforced webbing (15–20 kg) Dynamic pull test
Seam Construction Heat-sealed bottom Heat-welded PEVA seams that help contain meltwater Seam leak check
Zipper Durability Standard smooth nylon zipper #5 airtight zipper with insulated lip 5,000-cycle open/close test

Standard Sizes & Capacities for Wholesale Cooler Bags

We offer 4 standard size tiers to cover everyday lunches, restaurant deliveries, family grocery shopping and bulk catering orders:

Size Tier Dimensions (L x W x H) Capacity Net Weight What It Holds
Small (S) 25 x 18 x 25 cm (10 x 7 x 10 in) ~11 L ~140 g 1 bento box, 2 beverage cans, 1 fruit container
Medium (M) 29 x 19 x 29 cm (11.5 x 7.5 x 11.5 in) ~16 L ~170 g 2–3 takeout containers, 4 drink cups, daily groceries
Large (L) 35 x 24 x 29 cm (14 x 9.5 x 11.5 in) ~24 L ~200 g Family grocery load, 8" cake box, fresh meats
Extra Large (XL) 42 x 28 x 38 cm (16.5 x 11 x 15 in) ~45 L ~260 g Bulk courier loads, seafood, 12-can picnic

*Dimensions are external. Capacity and weight are approximate and vary with foam thickness and construction.*

Custom sizes: Don't see your container size? Send us your packaging dimensions (L × W × H) and our engineers will prepare a custom dieline within 24 hours.

Customization Options: Fabrics, Waterproof Linings & Printing

Build the exact cooler bag your brand needs, from outer fabric and inner lining to hardware and printing finishes.

Outer fabric choices: non-woven, Oxford, Tyvek, cotton canvas, imitation linen, polyester

1. Outer Fabric Choices & Pantone Colors

Choose the right exterior material to match your budget, brand identity, and load requirements. All fabrics support exact Pantone color matching from 500 pcs:

  • Non-Woven Fabric (Most Economical): Lightweight, cost-effective, with Pantone-matched colors. Ideal for high-volume grocery and retail promotions.
  • 600D / 900D Oxford Fabric: Tough, tear-resistant, and water-repellent. The top choice for courier fleets, delivery platforms, and outdoor bags.
  • DuPont™ Tyvek®: Lightweight, tear-resistant, and water-resistant, with a crinkled eco-paper look. Suited to upscale cafés, bakeries, and boutique merchandise.
  • Cotton / Canvas & Washable Kraft Paper: A natural fabric feel or artisan kraft-paper look, with washable, tear-resistant durability.
  • Imitation Linen: An elegant woven texture that gives a boutique hospitality look and sturdy structure.
  • Polyester (210D / 420D): A smooth surface for sharp, high-definition all-over graphic printing.
Request Fabric Swatches
Inner lining options: standard aluminum foil, seamless welded PEVA, thick composite film, mesh-reinforced foil, bubble foil, waterproof PVC

2. Inner Lining Choices & Waterproof Seals

Select from 6 food-grade interior barriers engineered for cold retention, easy sanitation, and 100% leak resistance:

  • Standard Aluminum Foil: Best for everyday takeout and grocery bags. Reflective thermal barrier that wipes clean easily.
  • Seamless Welded PEVA: Best for loose ice and spill protection. Heat-welded seams with no needle holes contain meltwater completely.
  • Thick Composite Aluminum Film: Best for longer trips. A heavier reflective layer improves thermal performance.
  • Mesh-Reinforced Aluminum Foil: Best for sharp or rigid contents. Embedded nylon grid resists tearing from shell edges, bones or corners.
  • Cushioning Bubble Foil: Best for bottles and glass jars. Air-bubble layer adds cushioning as well as insulation.
  • Heavy-Duty Waterproof PVC: Best for commercial use. A durable moisture barrier that is easy to sanitize.
Select Liner Specs
Factory craft details: airtight zippers, reinforced X-box stitching, Velcro, snap buttons, hot-press welds, shoulder buckles

3. Popular Accessories, Closures & Hardware

Heavy-duty closures and ergonomic hardware engineered for commercial daily reuse and courier convenience:

  • Airtight Zippers: Heavy-duty #5 nylon zippers with insulated lips that close tightly against cold loss.
  • Reinforced "X"-Box Stitching: Strong handle anchors sewn through all 3 layers, pull-tested for 15–20 kg grocery loads.
  • Industrial Velcro: High-cycle hook-and-loop strips tested for 5,000+ open/close cycles for fast 1-second sealing.
  • Metal Snap Buttons: Brass and nickel snaps that let side gussets fold flat for compact storage.
  • Ultrasonic Hot-Press Welds: Needle-free thermal bonding that creates a leak-resistant inner floor.
  • Adjustable Shoulder Strap Buckle: High-tensile resin slider buckle for quick strap sizing and carrying comfort.
Configure Hardware
Custom logo printing methods: silk-screen, heat transfer, metallic foil stamping, embroidery, digital direct

4. Custom Logo Printing & Brand Finishes

High-precision printing processes ensure your logo and marketing artwork remain bright and sharp across long-term use:

  • Silk-Screen Printing: Best for clean 1–3 spot-color Pantone logos with sharp edges and lasting durability.
  • Heat Transfer Printing: Full-color printing for photographic graphics, multi-color logos and smooth gradients.
  • Metallic Foil Stamping: Shiny gold or silver foil for high-end bakeries, wineries and boutique gift packaging.
  • Thread Embroidery: Textured stitched logos for premium brand merchandise and corporate uniforms.
  • Digital Direct Printing: Fast-turnaround printing for short-run seasonal promotions and sample prototypes.
Submit Logo for Proofing

How to Order Wholesale Cooler Bags

Ordering custom cooler bags from EcoLeaderPack takes five clear steps:

1

Share Requirements

Tell us what you plan to pack (groceries, takeout, cake or drinks), preferred dimensions and target hold time.

2

Confirm Materials

Choose outer fabric, foam thickness (2–5 mm), inner lining (foil or PEVA) and closure (zipper or Velcro).

3

Approve Dieline

Our designers send free 2D dieline templates and digital artwork proofs within 24 hours to confirm branding.

4

Test Physical Sample

A physical sample ships in 5–7 days, so you can verify fit, zipper quality and hold time before mass production.

5

Mass Production

Bulk manufacturing completes in 10–20 days. We manage QC and export packing with direct global delivery.

Buyer Guide: How Insulated Cooler Bags Keep Food & Drinks Cold

Why Choose Cooler Bags for Business & Promotions?

Unlike single-use bags, a custom cooler bag is useful enough that customers keep it and use it again. Every grocery run, picnic, beach weekend or office lunch puts your logo in front of new people.

Cooler bags are also more functional than standard totes. They protect temperature-sensitive food and drinks, which improves the customer experience, reduces food waste and builds brand loyalty.

When and Where to Use Cooler Bags

  • Supermarket Grocery Shopping: Keep milk, yogurt, fresh meat and seafood cool on the drive home, especially in summer.
  • Restaurant & Takeout Delivery: Keep soups and pizzas warm, or iced milk teas, salads and desserts cold, along courier routes.
  • Bakeries & Cake Studios: Help keep buttercream, fruit tarts and birthday cakes from softening or sliding in transit.
  • Trade Shows & Corporate Giveaways: Offer a useful, high-perceived-value gift that attendees will keep.
  • Employee Welcome & Holiday Gifts: Pack gifts, wine bottles or picnic sets in a branded reusable cooler tote.

How Insulated Cooler Bags Work

A cooler bag slows the movement of heat between the inside of the bag and the outside air. Three features share the work:

  1. Foam Core (Conduction): Closed-cell EPE foam contains millions of tiny sealed air pockets. Trapped air conducts heat poorly, so the foam acts like a thick thermal wall.
  2. Reflective Liner (Radiation): Aluminum foil or silver PEVA bounces radiant heat away from the contents. Its non-porous surface also keeps oils, sauces and condensation contained.
  3. Tight Closure (Air Exchange): A fully closing zipper or flap limits warm air from entering and cold air from escaping.

The outer shell (non-woven, Oxford or Tyvek®) protects the structure from dirt, moisture and wear, and carries your branding.

Aluminum Foil vs. PEVA: Which Inner Lining Do You Need?

  • Choose aluminum foil if you are packing boxed restaurant takeout, dry groceries or lunch boxes and want the most economical option. Foil is lightweight, reflective and wipes clean with a damp cloth.
  • Choose welded PEVA if you are packing loose ice, fresh seafood, ice cream or anything that sweats condensation. PEVA seams are heat-welded without needle holes, so the liner helps contain meltwater.

Cleaning & Caring for Your Cooler Bag

  • Wipe Clean After Use: Wipe the interior with a soft cloth and warm soapy water or a food-safe sanitizing wipe.
  • Air Dry Naturally: Leave the zipper or flap open in a shaded, well-ventilated area until completely dry before folding.
  • Do Not Machine Wash, Bleach or Tumble Dry: Harsh chemicals and heat can damage the reflective coating and foam layers.

Which Cooler Bag Stays Cold the Longest?

The bags that stay cold longest have the thickest insulation, the tightest seals and the least air leakage. In soft-sided coolers, premium builds with a TPU-laminated shell, thick EVA foam and RF-welded (heat-sealed) seams generally outlast budget designs, and vacuum insulation panels go further still. A zippered top that closes fully and a rigid base also help.

Non-woven cooler bags sit at the lightweight end of the range. Their foil-lined foam layer suits a trip home from the store, a lunch break or a picnic, typically a few hours rather than a full day. For longer trips, choose a thicker-walled bag, pre-chill it and pack ice packs around the food.

Cooler Bag Comparison: Non-Woven vs. Oxford vs. TPU

Feature Non-Woven Cooler Oxford Retail Cooler TPU Premium Cooler (for comparison)
Outer Shell Laminated non-woven polypropylene (80–100 GSM) 600D Oxford fabric 840D TPU-laminated nylon
Insulation EPE foam (about 2–3 mm) with aluminum foil EPE or XPE foam (about 4–5 mm) EVA foam
Liner and Seams Foil lining, stitched Heat-sealed PEVA RF-welded TPU, waterproof
Cold Retention Shortest (about 3–4 hours; longer with ice packs) Longer (up to 5–6 hours with gel ice packs) Longest of the three
Best For Groceries, lunch, picnics, promotional gifts Everyday coolers, lunch bags, shopping Camping, fishing, multi-day outdoor use
Price Level Lowest Mid-range Highest
Pro Tip for Maximum Cold Retention: With any bag, pre-chill it before loading, pack ice packs around the food, keep the zipper closed and fill empty space to leave less warm air inside.

Frequently Asked Questions About Custom Cooler Bags

How long do your cooler bags keep food cold or warm?
Hold time depends on foam thickness, ice packs, ambient temperature and how often the bag is opened. As a guide, standard 2–3 mm EPE bags keep contents cool for about 3 to 4 hours, and heavy-duty 4–5 mm bags packed with reusable gel ice packs can stay cool for 5 to 6 hours. The same insulation also slows heat loss for warm takeout. Pre-chilling the bag and keeping the zipper closed extends hold time.
Can I put melting ice cubes directly inside the cooler bag?
Yes, if you choose a welded PEVA inner lining. Its seams are heat-welded without needle holes, which helps contain meltwater. Foil-lined bags are stitched at the seams, so loose ice and meltwater can seep through the needle holes. For foil-lined bags, we recommend sealed gel ice packs instead of loose ice.
Are the inner linings safe for food contact?
Our food-grade PEVA and aluminum foil linings comply with US FDA and EU Regulation 10/2011 food-contact requirements, and they are odorless and non-toxic. Test reports are available on request. For loose food, we recommend packing it in sealed containers or wrappers.
Which closure should I choose: Velcro or zipper?
Choose Velcro if your team needs fast packing. Restaurant staff and delivery couriers can seal a Velcro flap in about a second. Choose a zipper if you need the tightest cold seal, such as for grocery shopping, ice cream deliveries or outdoor picnics.
What is your minimum order quantity (MOQ)?
Our MOQ is flexible and depends on bag size, material and printing method. Tell us your target quantity and specifications, and we will confirm the best MOQ and price in your quote.
Can you combine cooler bags with paper bowls and food containers in one shipment?
Yes. EcoLeaderPack also supplies sugarcane bagasse takeout boxes, paper soup bowls and cold beverage cups, and we can consolidate them with your cooler bags in one container to save on freight.

Request a Custom Quote for Insulated Cooler Bags

Tell us what you need to carry (chilled groceries, restaurant takeout, cakes or drinks), your target hold time and your estimated quantity. Our packaging specialists will recommend the right foam thickness and send a factory-direct quote within 12 hours.