Clevr Twister Stepper w/Handle Bar Step Machine Cardio Training Stair Climber Adjustable tension control exercise bands LCD monitor tracks workout statistics, Sturdy steel frame, Maximum user weight capacity is 250 lbs. Materials: Steel Materials It is a compact, surprisingly versatile home fitness device, is essentially a portable elliptical machine with built-in resistance training Unlike other mini step machines our twist action helps you tone thighs and buttocks, while achieving a challenging cardiovascular workout