3-in-1 Soft Plyo Box is an ideal tool for introducing Plyometrics in your training Three heights from one piece of equipment: 51cm (20in), 61cm (24in) and 76cm (30in) Made from impact absorbing foam to decrease the stress and impact on the foot, ankle, knee and hip joints The 3-in-1 Soft Plyometric Box is a perfect functional fitness tool to help athletes and fitness enthusiasts develop explosive power and strength. By performing plyometric training, muscles exert maximum force in short intervals. This plyo box is made from a soft, high-density impact absorbing foam and covered in durable, non-skid vinyl for significant wear and tear resistance. The soft surfaces ensure there is a decrease in stress and impact on the foot, ankle, knee and hip joints when landing. It can be flipped to introduce different levels to progress your training.