AMP Pro Racquetball Glove (Right) Premium Pittards WYU00X leather is the best leather available today in a raquetball glove. Allows moisture to pass through the fiber structure keeping the hand cool and comfortable The water resistant technology limits water uptake into the fiber structure guaranteeing excellent grip. Exceptional sofness, a closer more natural fit and unique flexibility for ultimate comfort. Improved resistanct to absorbing the acid contained in perspiration that deteriorates leather.