The industry standard all-natural partial, NaturClasp® Partial Dentures are highly abrasion resistant with exceptional tensile and shock strength—six to 20 times harder than conventional acrylic resin. Self-lubricating, nothing sticks to them. Your patients will be delighted at how easy they are to keep clean and beautiful looking. NaturClasp Partial Dentures incorporate Recigno's own "invisible clasp" available in 16 tooth shades to match each patient's dentition.