Premium Ice Packs
The original multi-layer, nylon enforced do-it-yourself ice pack
Long-lasting Innovative Cooling Technology
SHOCK BLOCK
10-14°F colder than block ice means you need less. Shock Block cools better than block ice due to the ribbed surface area and colder overall temperature.
Lunch bag ice packs
High-performance 18 degree Fahrenheit using phase change science to achieve 8-10 hour cooling - avoid spoilage so you can eat your lunch! Safely made in the US.
Non-toxic ingredients, child safe. Lasts up to 10 hours, reusable again and again...