Gladiator Lacrosse Professional Bounce Pitch Back/Rebounder (Black) 90 % Nylon / 10% Cotton Imported 4 x 3 rebound surface area Durable, adjustable steel pipes for desired angle Folds flat for easy storage Dampened rebound surface to allow for usage in small backyards Successful training aid for practicing lacrosse skills. For beginners to advanced players. Ball returns at or near the speed you throw it. #1 best practice method.