Groove's Thin Solid Colored ring is the heart and soul of Groove. The one of a kind Coral color allows you to look great while taking on your adventure. A high-tech grooves provide an unmatched level of breathability and comfort. Engineered to keep air in and moisture out, you can't go wrong with this ring. The medical grade silicone keeps your ring flexible while maintaining a durability that other silicone rings can't compete with. This ring is the perfect choice to replace your old metal ring.