Introducing the “ONE” cool therapy essential you need: the Opal Cool One. It’s the go-to cooling remedy for body aches, feverish waves, pregnancy pains, arthritis and joint pain, surgery recovery and sports injuries. Designed to comfortably wrap around multiple pain points including the back, hip, chest, abdomen, arm and leg. It can also be placed on the chest to calm anxiety and cool fevers. This all-in-one cooling product is reusable and safe for all ages, including kids.