Specifications: Material: Steel Unit Weight: 18 lbs Weight Capacity: 300 lbs Outer Rectangular Tube Size: 35 x 35 x 1.3 mm Inner Rectangular Tube Size: 30 x 30 x 1.5 mm Size of the Pad: 35.8" x 10" (L x W) Pad Thickness: 1.6" Adjustable Height: 23.6" – 28.7" (4 levels adjustable) Whole Size: 49" x 19.7" x 28.7" (L x W x Max. H)Measurement: 45.67" x 12.99" x 6.02"-Sturdy and durable-Arc-shaped design-Build and define your body-Foldable design for convenient storage and carry-Height adjustable to meet various levels of exercising-Ideal for commercial light institutional and home use-Heavy-duty steel construction for safety-Perform sit-ups twists and more-Multifunctional machine stretching ABS and leg work out push up and back sit up-Thick wide and scientifically designed bench for a more efficient workout-Freestanding decline bench offers a wide variety of core workouts Note:1. Simple assembly is required according to included instruction.2. Please warm up fully before training to avoid physical injury.