rand Wooa Color Pink Material Metal Style Waist Twister Maximum Weight Recommendation 220 Pounds Manufacturer Wooa About this item Dual Benefits: Our waist twisting board is equipped with a counterbalance plate, precision ball bearings and foot massage blocks, enjoy a foot massage to promote blood circulation and enhance the workout effect while using the ab twisting board Adjustable Waist Twisting Machine: Rotate the black button to adjust the resistance for all stages of training to achieve a slimmer waist and toned abs. Comes with elastic cord to enhance balance and stability and increase pulling resistance when twisting Sturdy and Durable: Unlike other plastic waist twisting exercise machine, our waist twisting board is made of high quality carbon steel material and durable ABS material, triangular structure is solid and non-slip, with a maximum load capacity of 220lb Smooth and Silent: Built-in silent track, you can use the waist twisting machine twist at home as you like without worrying about disturbing others. Built-in high-speed bearings in the sliding mechanism to ensure smooth twisting Compact Size: Our twisting exercise board is the perfect addition to your home gym. Twisting exercise machine helps to exercise abs, lower back and core. Small size and easy to store. Product Size: 20.8"L x 13"W x 4.5"H