Closed-cell, heat molded foam technology allows the OPTP PRO-ROLLER™ to withstand the heaviest of usage. With a firm density and textured surface, this attractive marble roller excels at proprioceptive, balance and stability exercise. The cross-linked, closed-cell structure is guaranteed not to breakdown and increases sanitary conditions with easy cleaning between patients/clients. The PRO-ROLLER can be cleaned with dishwashing detergent or laundry detergent and a wet cloth.