The imported wooden frame is resistant to moisture and temperature changes and is also lightweight and has high strength. The frame is not glued. The working parts of the product and connecting bolts are chromium-plated to resist rust. There are 8 wheels used on the product's board. The wheels ensure maximum sliding of the board and quiet operation. The product has 5 springs. The spring hardness adjustment consists of 3 stages. The product has adjustable shoulder rests, an adjustable headrest, a cable adjustment mechanism, and an adjustable pulley height that can be adjusted to different heights. The rebound board is reinforced with a steel structure. 6-step foot bar 3-step gear bar Stainless chrome-plated Tower (resistant to moisture and water, color does not fade) Aluminum black coated stylish Push Through Bar, 4 pairs of Springs in the Tower Section, wide-angle Pulley System (designed for a perfect pushing and pulling sensation), stylish and aesthetically pleasing portable jump board, first quality leather, removable shoulder rests, adjustable long strap, a pair of handles a pair of straps, a Box,  a long bed,  Carrying Springs