600LBS Load Capacity: High-density, sturdy and durable commercial-grade steel is equipped with a wider base and non-slip feet to ensure absolute stability during high-intensity training. Comfortable Support: Thickened knee pads and cushions are made of high-density foam, which won't dent even during heavy weight training, providing superior compression resistance and comfortable support. 30-Minute Assembly: We provide easy-to-follow instruction manuals, which can be assembled in just 30 minutes. 12 Levels Adjustable: With 6 adjustable holes for both the support bar and seat height, people of all heights and sizes can find the most comfortable workout position to optimize training results and reduce the risk of injury. Only 1 Square: Compact design, the calf raise machine occupies only 1 square meter of space and easily fits into any space.