Rexicare Soft Hot and Cold Gel Pack SP-7217/7203 Large is designed to provide effective hot and cold therapy for larger body areas. The flexible gel pack remains soft even after freezing, making it comfortable to apply on muscles, joints, back, shoulders, or legs. Cold therapy helps reduce swelling, bruising, muscle spasms, and pain after injuries or physical activity. Hot therapy helps relax stiff muscles, improve blood circulation, and relieve chronic muscle and joint discomfort. The durable nylon and PVC outer layer provides strength and a soft touch during use. The pack can retain heat or coolness for approximately 45 to 60 minutes for extended relief. It is microwaveable and can also be heated using hot water for convenient home use. Its large size makes it ideal for wider treatment coverage and repeated daily use..Please Note that product description ,color, ingredients, package and other information maybe different from the original pack kindly check the product for more accurate details.