The Wilson NCAA Solution basketball has a moisture absorbing composite cover for unsurpassed feel and control. The patented composite leather cover absorbs moisture for maximum ball control. Composite Aqua-Grip Laid-in Channels on this basketball replace traditional rubber with pebbled composite leather to further enhance the player's grip. Patented Cushion Core Technology combines low density sponge rubber and ultra durable butyl rubber producing a basketball with exceptional feel. 28.5'', women's & youth Moisture absorbing microfiber composite cover NCAA & NFHS approved Pebble composite channels