Thickened PE Reusable Ice Box For Coolers Refrigerator Cooler Blocks Keep Food Fresh Freezer Cooler Ice Packs Leak-proof Containers Kitchen

Strong Cold StorageFreezer Packs contain dry ice crystal particles, coarse particles, good expansion, strong large capacity and high energy storage for long-term cooling cycle use.

Leakproof and StrongFreezer Packs for Cooler case is made of thickened PE material. Leak-proof, sturdy, doesn't take up a lot of space, and is easy to clean.

Easy to ApplyYou need to add water to use it by yourself. After adding water, the ice crystal particles will expand. You need to reserve a certain space. After expansion, put it in the refrigerator for about 2-4 hours and then take it out for lunch bags.

Cold InsulationWith the characteristics of long and reusable use, Cooler Ice Packs can be as air conditioning fans to make the cold air more frosty.

Multiple OccasionsIce packs are widely in various cooling scenarios such as food preservation, air conditioning fan cooling, incubator preservation, back milk preservation, fish preservation, and pet cooling.

Specifications:

Name: Ice Crystal Box

Material: thickened PE

Specifications: 1pcs

Composition: absorbent resin

Size: S: approximately 16 * 4cm * 4CM/6.30 * 1.60 inches * 1.60 inches

M: Approximately 19 * 6cm * 4CM/7.48 * 2.36 inches * 1.60 inches

Solidification point: -12 degrees

Number of uses: No upper limit (if not damaged)

Purpose: To be with water. Just add water once and you can reuse it.