PROMARK REBOUND 5B ACTIVE GRIPPromark Rebound Balance 5B ActiveGrip Acorn features D'Addario's patented ActiveGrip technology. ActiveGrip is a heat activated grip solution that's engineered to get tackier as a players hands sweat and their body temperature rises. It applies thin like a traditional lacquer adding no additional diameter or weight to the stick. Unlike most grip alternatives on the market ActiveGrip doesn't tear up players hands or cause restrictions to range of