Fitness Equipment

GYM MASTER High Density Foam Plyo Jump Box - 20" x 24" x 30" GYM MASTER High Density Foam Plyo Jump Box - 20" x 24" x 30" An excellent piece of training equipment that utilises bodyweight to improve speed, strength, fitness and explosive power out of the blocks by focusing on fast twitch muscle fibers... GYM MASTER High Density Foam Plyo Jump Box - 20" x 24" x 30"