This 600ml ice crystal box is a reusable cold pack designed to keep food and drinks cool in lunch bags, coolers and picnic boxes. It's ideal for anyone needing long-lasting, mess-free cooling for packed lunches, breast milk storage, camping trips or barbecues.
- Contains dry ice crystal particles for strong, long-lasting cold storage
- Durable HDPE (high-density polyethylene) outer shell
- Size: approximately 18.5 x 12 x 3.5cm (7.28 x 4.72 x 1.38 inches)
- Simply add water once - the crystals expand and can be used repeatedly
- Leave space when adding water as the crystals expand when frozen
- Freeze for 2-4 hours before use for best cooling results
- Suitable for food cold storage, breast milk preservation, air conditioning fan ice crystals, nursing and cooling, and barbecue or self-drive refrigerated transport
- If ice crystal liquid overflows during expansion, simply wash and reuse