Design: SuprellTech and air mesh upper features PU transfers for stability, breathability and comfort Internal lining in non-slip mordiba lycra adds softness. Traditional lace closure provides a secure fit In-Shoe Comfort: Blushield technology in the forefoot creates a fast and explosive feel as you push off the court Lightweight EVA foam provides responsive cushioning with medial reinforcements for greater stability Removable anatomic insole and anti-shock expanded EVA offer step-in comfort CCB Medial stabilizer controls torsional movement without sacrificing softness Durability & Traction: Duratech 5000 rubber compound offers grip and durability on hard courts Additional Details: 14.1 Ounces (Size 9)