No gel. Just water, frozen.

Water cold packs.

Pre-frozen, flat on arrival, and stacked on the pallet with no cartons. Tested to keep a payload under 40°F for 72 hours.

Request a free sample kit Get the free lab report

Ships to North America and EuropePrivate label available

Where the cost comes from

Every extra stop adds to what you pay per pack.

The savings come from making packs on site with our RELO microfactory, so those extra stops never happen.

Conventional cold packs

Freight, freezing and storage costs at every stop

Made at a plant

Ambient truck

3PL freezer warehouse freezes to order

Refrigerated truck

Your fulfillment center

Relo water cold packs

Save 10–30%

Made and frozen in one process

Your fulfillment center

Costs you skip

Long-haul freightFreezer storage feesRefrigerated trucking

Independent 72-hour lab test

Lab tested against gel. Held for the full 72 hours.

Same weight of coolant, same insulated shipper, same 72-hour ambient profile. Tested side by side at an independent lab accredited to ISO/IEC 17025:2017.

Get the free lab report

Relo water cold packsGel packs

72 h

Water cold packs kept the average payload under 40°F for the full test.

71.6 h

When the gel pack shipper crossed 40°F.

38.5°F

Water shipper at hour 72. The gel shipper was at 40.3°F.

Results for the configuration tested. Full method and data in the report.

Gel vs. Relo water cold packs

Everything gel does. Without the gel.

Save 10–30%

Pre-frozen and ready to go, plus operational savings.

Gel: COGS go up every year

Just water inside.

Pure water in a food-grade film. Nothing on the label to explain.

Gel: unclear content labels

Built tough.

Puncture-resistant film designed for rough shipping and handling.

Gel: ruptures and messy leaks

Flat on arrival.

Flat is built into how we make them, so every pack sits flush in your shipping box.

Gel: shape varies pack to pack

Drain it. Done.

When it thaws, it's safe to drain and dispose of. Or water a plant.

Gel: goes in the trash

Specifications

Common sizes, or built to your shipping box.

Relo water cold pack with labelled features

Food-grade film

100% water

Heat-sealed edge

Puncture-resistant

Footprints, drawn to scaleinches

Weight

Size (in)

Packs / pallet

Pallet weight (lb)

16 oz

6.5 x 6

2,520

24 oz

8 x 6

1,680

2,520

32 oz

10.5 x 6

1,260

2,520

48 oz

11.25 x 6

840

2,520

64 oz

11 x 8

630

2,520

80 oz

13 x 10

504

2,520

96 oz

13 x 10

420

2,520

Fully customizable

Made to fit your shipping box. Branded as yours.

Tell us your shipper and transit time, and we'll match the pack to it. The common sizes above are a starting point, not a limit.

Request a custom sample kit

Weight

Choose the fill weight your shipment needs.

Size

Sized to your shipper for a snug fit.

Format

Matched to how your line packs.

Private label

Your brand on the pack. We can mock it up digitally first.

FAQ

Questions buyers ask.

Can't find what you need? Get in touch and we'll help.

Will Relo water cold packs work in my shipping box?+

It depends on your shipping box, insulation, payload and transit time. Tell us how you ship and we'll put together a sample kit picked for your shipping box, along with our 72-hour lab report. Need help with the whole setup? Book a free consultation with Ben and our packaging team.

How do they perform against gel packs?+

In an independent 72-hour test at a lab accredited to ISO/IEC 17025:2017, Relo water cold packs kept the average payload under 40°F for the full 72 hours. The gel pack shipper crossed 40°F at 71.6 hours. Same shipping box, same payload, same weight of coolant. Get the free lab report.

Can you make them in my size or with my brand?+

Yes. Weight, size, format and private label are all customizable, and the common sizes on this page are just a starting point. We can mock up your private label digitally before anything is produced. Request a custom sample kit.

How do I get pricing?+

Pricing depends on pack size, volume and location. Request a free sample kit and tell us what you ship. Our team will contact you within 2 business days.

Is the water safe around food and medication?+

Yes. The coolant is 100% pure water with no gels, additives or dyes, sealed in durable, food-grade film. It's safe around food, pharmaceuticals and other perishable goods.

Do you ship to my region?+

We ship across North America and Europe, and work with partners in both regions. Request a sample kit to get started.

Where do you want to start?

Free sample kit

Try them in your own shipping box.

A kit picked for your shipping box and transit time, shipped frozen with our 72-hour lab report. We'll contact you within 2 business days.

Request a free sample kit

Free lab report

See the 72-hour data.

Full temperature curves, pack-out and hour-by-hour results for water vs. gel.

Get the free lab report

Free consultation

Benjamin Chalier, Chief Revenue Officer

Need help with the whole pack-out?

Bring your shipping box, insulation, coolant and sourcing questions. Ben and our packaging team will figure it out with you.

Book a free consultation

Water cold packs.

Why your cold packs take the long way

Every extra stop adds to what you pay per pack.

Lab tested against gel. Held for the full 72 hours.

Everything gel does. Without the gel.

Common sizes, or built to your shipping box.

Made to fit your shipping box. Branded as yours.

No cartons on the pallet.

Built for what you ship.

Questions buyers ask.

Where do you want to start?

Try them in your own shipping box.

See the 72-hour data.

Need help with the whole pack-out?