12” PLYOMETRIC BOX - This steel plyo box has 12" height with 15"x15" (Base Dimensions) & 12.5"x12.5" (Top/Seat Dimensions) . The steel plyo step up platform weighs 12 lbs with 560 lbs maximum weight limit. STURDY STEEL DESIGN - The product's construction features heavy gauge tubular steel and rubber, creating a sturdy design capable of supporting heavy loads while providing a balanced base. The exceptional strength of steel enables it to endure impacts and heavy loads, while the rubber components prevent slips and prevent tipping. VERSATILE PLYOMETRIC PLATFORM - Engage your muscles for a full body conditioning workout. The Rage Fitness steel step up platform is perfect for box jumps, push-ups, dips, step-ups, agility, cardio, stamina, and conditioning training to build your shoulders, arms, chest, glutes, legs, and other strengthening exercises.