With a 1.5 cm thick profile, the Generic Slim Reusable Ice Pack maintains low temperatures inside insulated bags. Under high humidity, the non-toxic gel and HDPE plastic keep contents cold. Six to ten hours of freezer time prepares the unit for deployment.
Key Features
- Ultra-slim Design: 1.5 cm thickness occupies minimal internal volume for lunch boxes. Fits easily in narrow pockets.
- HDPE Plastic Shell: Impact-resistant hard HDPE plastic shell prevents liquid leaks. Withstands pressure of heavy containers.
- Food-grade Composition: BPA-free materials and non-toxic gel refrigerant maintain food safety. Safe for direct food contact.
- Thermal Efficiency: 6-10 hour freezing time activates the internal cooling gel. Works throughout the school day.
Frequently Asked Questions
How long do ice packs stay cold in a lunch box?
Cooling duration typically spans 4 to 8 hours depending on insulation quality. The non-toxic gel maintains thermal stability longer than standard water-based alternatives.
Are gel ice packs safe for food?
These packs utilize BPA-free, food-grade HDPE plastic for safe storage. The non-toxic refrigerant avoids contamination even during direct contact with food.