High-quality leather cover features an exclusive deep-pebbling pattern and firmer texture. Accurate Control Lacing™, made of pebbled composite leather, provides almost twice the grip of traditional laces. Grip Stripes™ offer improved grip over painted stripes. Three-ply bladder for superior air-retention and durability. Size 3 for ages 6 to 10; Size 4 for ages 11 to 13; Size 5 official game ball with NFHS Authenticating Mark.