Heavy, metal-coated PE film filled with special gel cooling pad

• Permanently leak-proof and puncture resistant
• Content after thawing gel
• Reusable, non-toxic

These durable and convient ice packs are designed for many applications like cooling, shipping and cold storage.

Note: Those -23 °C formulation gel packs can be placed in an insulated container at temperatures between 21 and 23 °C to keep the materials at or below 0 °C for over 40 hours.