Built for speed, endurance, and flexibility on the court, these shoes take your pickleball game to the next level.FuelCell foam delivers a propulsive feel to help drive you forward NDure upper technology designed for superior durability NDurance rubber outsole technology provides superior durability in high-wear areas to help get more out of the shoes Durable toe guard Synthetic / Mesh Non-marking outsole Men's New Balance Fuelcell Tennis 996 V6