Sturdy and rugged construction: The thick and durable vinyl case withstands wear and tear and remains strong even after heavy use. You don't have to worry about dirt and footprints, as the PVC cover allows you to wipe the box quickly and easily. Build Strength and burst Strength: Great for strengthening and high-intensity workouts,MMA training,3 different height Settings allow you to control the difficulty level of push-ups, push-ups, box squats, squats, lunges, snorkeling, and more. Benefits of calcium training: increased elasticity and muscle strength, which reduces the risk of injury; It also increases body speed and helps your body burn calories, effectively accelerating weight loss. Size :30 x 24 x 20 inches (L x W x H). Weight: 15. 5 pounds (about 2.3 kilograms). Our foam sponge boxes are made of high quality foam and PVC leather. Durable, the box can hold up to 350 pounds. Uniquely designed with 3 different heights, the plyo box allows you to control the level of difficulty in jump box exercises.Adjustable and super safe design :3 sides unique design, offers 3 different heights. PVC leather covers prevent slippage and make your skin and tibia more accessible during missed steps. NO INJURIES: Made of high-quality foam, you don't have to worry about getting injuries. The plyo box will save your shins. Anti-slip: The thick, durable PVC cover resists abrasion and ensures stability and sturdiness in your every step while remaining firm even after heavy use. Ease of use: You do not have to worry about dirt & footprints as PVC covering allows you to wipe clean the box quickly & conveniently.