Instant ice pack 1.Hot and cold compress,ice pack 2.Food grade gel ... material 3.Eco-friendly material is available (TPU,EVA,PE) Instant ... including:Gel insole,Gel eye/face mask,instant hot or cold pack,hot and cold compress,health gel compress.... 1.Usage ... -put it into refrigerator or freezer for cold useUse as fever compress and for minor bumps, bruises ...