Features - Material:PVC, terylene. -Ice pack is effective in relieving pain, inflammation, swelling and stiffness in the body, and gel pack can also help relieve arthritis pain and muscle fatigue. - Just refrigerate the package for 20-25 minutes. Very effective for controlling tissue swelling and inflammation. Provides immediate pain relief, long-term treatment, and helps manage muscle and joint swelling. Relieves pain, inflammation, and swelling from sports injuries, arthritis, ACL surgery, sprains, strains, and muscle fatigue. - Apply to any body part, including shoulders, back, knees, elbows, neck, wrists, head, ankles and feet. - Significant pain relief for faster injury recovery, sprains, muscle aches, stomach aches, neck stiffness, sports injuries, swelling, bruising, surgical recovery. - Adopts material, fills nontoxic gel, leakage proof, no latex. It will remain flexible during treatment, even when cold enough, and won't become an immovable hard brick, as most standard ice packs do. As a result, it can easily touch any part of your body and meet any therapeutic needs you have.