The Wilson GST WTF1780 Composite football is designed for unmatched grip and control. Constructed with a high-grade microfiber composite leather cover with a deep pebbled pattern, the GST football delivers superior grip, spin and durability. The composite ACL pebbled laces provide a 175% better grip than traditional laces. The multi-layer lining and butyl bladder provide a ball that will maintain its shape and hold air longer than the competition. Approved for high school, collegiate and competitive level of play.