Flexible fence 23 cm Yakimasport 100175 Properties: Used by clubs as part of their training equipment to improve motor coordination, speed and acceleration. Made of elastic rubber, which, when stepped on by the exercising athlete, bends and returns to its original position. Height: 23 cm. Width: 46 cm.;Flexible fence 30cm Yakimasport 100176 Properties: Used by clubs as part of their training equipment to improve motor coordination, speed and acceleration. Made of elastic rubber, which, when stepped on by the exercising athlete, bends and returns to its original position. Height: 30 cm. Width: 46 cm.