Denew Cloth Ice Pack (6in), Reusable Cold Pack for First Aid, Hot and Cold Therapy, 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 durability and abrasion resistance, with a PVC-coated exterior to help prevent leakage. Available in Multiple Sizes: This product is 6 inches, ideal for targeting smaller areas of the body. Can be used for cold therapy or as a heat pack. For heating, simply fill with warm water and securely close the lid. Easy to Use: For cold therapy, fill two-thirds with ice and water to help relieve headaches, bruises, migraines, muscle soreness, and swelling. For heat therapy, fill with warm water to help soothe stomach discomfort, migraines, sinus pressure, and joint pain. Portable Design: Compact and convenient, this ice pack can be kept at your desk, in your car, or at home for immediate access when relief is needed. Wide Range of Uses: Suitable for cold therapy applications to help reduce pain and swelling from minor injuries such as scrapes, bruises, sore muscles, sprains, and strains. Designed to help alleviate pain, reduce inflammation, and support recovery.