This round ice pack is made of PVC and gel. PVC surface waterproof inside and outside, no need to pour water. Good pressure bearing, not easy to crack. It's filled with gelatin that doesn't set and stays soft even when frozen. Microwaves can be heated for 10 seconds and can be used in an eye mask. It is also suitable for headache and fever, accidental injury, heatstroke prevention, local swelling and pain, postoperative care and muscle soreness.

Material: PVC, Gel

Item Size: Dia: 2 3/4 in

Imprint Method: Silkscreen

Imprint Size: 1 in wide x 1 in high