- Small packets of refrigerant sealed between layers of plastic film
- Provides one-third greater thermal efficiency than regular ice
- Reusable packs come in singles or as a mat
- Remains flexible even when frozen
Mats are 10.4 m (34 ft) long and 406 mm (16”) wide and can be cut to desired size. Singles measure 38 x 25 x 6 mm (1 1/2” x 1” x 1/4”) and can be used to surround samples for low-temperature transport.