The Gold's Gym Extreme Adjustable Plyometric Jump Box offers a rugged, reliable, and convenient addition to the home workout equipment set. This workout jump box features sturdy stainless steel legs that can be easily adjusted from 12 feet to 16 feet or 20 feet, allowing it to meet a variety of exercise needs. A non-slip top provides this adjustable plyometric box with additional safety and peace of mind. Foot grips ensure traction on the floor, to help prevent sliding and tipping. Instructional videos for the Gold's Gym workout jump box are available at iFit.com/videos.