The GEL-NETBURNER™ 21 (Wide) shoe is fused with advanced technology that enables stability and smooth pivoting on court. The model is designed with synthetic leather panels. a no-sew film reinforcement. a midsole wrap-up in the heel. a forefoot outrigger. and a wide gauge outsole to help provide stability. Additionally. the AHARPLUS™ rubber outsole helps provide superior durability. Meanwhile. the shoe also promotes a responsive step with an adaptable fit that moves with the foot's natural motion.