ice bag 1.Various sizes 6", to 11" 2.Solid colour and Water proof 3.Medically recommended 4.Cold therapy Sports, health, muscle aches, Yoga, fever, family medical fabric/cotton ice bag, cooler bag, cooling bagThe ice bag can fit knees, ankles, wrists or elbows to reduce body temperature, to release pain, uncomfort &fever. And the OEM is available. material100%cotton fabric, and PVC, rubber or ...