Designed for Knees- The ice pack is specially designed for knees, the knee ice pack is made of durable soft-touch material and medical-grade gel to stay flexible even when frozen. It will cover the injured knee area well, the elastic straps will hold the ice pack on the knee, it is safe to reuse, washable and reusable. Effective Pain Relief-Adjustable hot and cold packs relieve knee pain, soft tissue soreness, and joint stiffness, inflammation, chronic disease, and muscle soreness. Great for baseball catchers to cool off after games. Keep one in the refrigerator for emergency first aid. Easy to Use-The small hole design in the middle allows your knees to bend freely without affecting your daily activities. The elastic cord makes it suitable for most people's sizes. Professional physical therapists recommend a cold compress time of 15-20 minutes. After an interval of 2 hours, apply cold compress again for 15-20 minutes, and cycle cold compress in sequence. Safe and Durable- Made of medical gel and sealed with advanced heat sealing technology, the knee ice pack wrap is safe for daily use and can be reused hundreds of times. Worth every penny! Hot and Cold Therapy- For heat therapy, heat in microwave or hot water to promote blood flow and help relieve strains, sprains. For cold therapy, chilling in the refrigerator can help reduce swelling and blood flow while promoting healing. Use as a reusable ice pack knee or heating pad to provide you with comfort and flexibility.