The Wilson GST TDY Football is youth size for ages 12-14. This football features Wilson's exclusive 863 WE leather with deeper pebbling and firmer texture. The patented ACL (Accurate Control Lacing) is made of pebbled composite leather, providing more grip than traditional laces. Grip Stripes provide improved grip over traditional stripes. This AYF approved youth football has a multi-layered lining for better shape and durability. The three ply bladder provides better air retention and moisture control.