The S1 found in the Speed Series

and the ability to keep the liner clean

FEATURES: Patented dual mask S3 Shock Suspension System significantly reduces the force of frontal impacts Tubular alloy construction is incredibly strong and lightweight

enhances blood and oxygen flow to the muscles and assists in eliminating bi-products (lactic acid) This reduces muscle vibration and muscle fatigue

PHF® (Personalized Heel Fit) creates a custom fit as the two layers of memory foam that line the collar mold to your heel

New Wilson Composite Leather Limited Basketball size 27.5 Size:YOUTH 27.5 The S1 found in theYouth size and weight: Size 5, 27. 5" All surface composite leather cover Butyl rubber bladder for air retention Designed for indoor and outdoor play Ready for a game of around the world.