The Wolaid Ice Bag 9 Inches is a reusable ice pack designed to reduce pain and swelling. Made from durable rubber and rayon, it retains cold longer than traditional ice packs. Ideal for minor injuries and inflammation, it features a watertight cap and protective sleeve for leak prevention, ensuring easy application to sore or swollen areas. Key Features Reduces pain and swelling Reusable design Stays cold longer Watertight cap prevents leaks Comfortable double-layered material Natural rubber molds to body contours Rubber, RayonWolaid: German design, known for durable and practical medical ice bags using rubber and rayon materials.Fill 2/3 With Ice And Water For Better Fit, Expel Air, And Tighten Cap Clockwise. Apply To Desired Area. Use Bandage For Long-Term Cold Compression Therapy.Cold/Heat Warning: Do not put hot water directly inside. Do not microwave. Do not use directly on skin without a barrier.