Description Technifibre 505 HPR was designed exclusively for racquetball. Made from a combination of 1260 Multifilament Polyethane HPR offers excellent responsiveness, outstanding power and resistance to premature breakage through the addition of SPL. Technifibre chose Lawler Sports for the exclusive on this string. No other string has been tested and created for the sole purpose of racquetball. LAWLER SPORTS EXCLUSIVE
