Denew Cloth ice pack (6in), reusable ice cold pack first aid ice pack hot and cold ice pack first aid treatment kit refillable flexible waterproof bag for sports injury pain relief and swelling reduction High quality material:Our ice packs are made from high quality polyester material for long life and abrasion resistance and are coated with PVC on the outside to prevent leakage. Adequate packaging:Our ice packs are available in 3 sizes, 6, 9 and 11 inches. This product is 6 inches and can be used to fit different body parts or as a heat pack. Simply add warm water and tighten the lid. Easy to use: For cold therapy, simply add two thirds of ice and water to the ice pack to relieve headaches, bruises, migraines, muscle soreness and swelling. For hot treatments, add warm water to relieve upset stomachs, migraines, sinusitis and joint pain. Portable ice pack: The compact and comfortable design allows you to keep the ice pack at your desk at work, in your car and at home, so that you can pick it up and feel the pain at your fingertips. Wide range of applications: Ideal for applying cold therapy to help reduce pain and swelling from minor scrapes, bruises, sore muscles, sprains and strains, recommended to help relieve pain, reduce swelling and speed recovery.