[Slimmer Waist & Toned Abs] The use of this waist twisting fitness tool from MERACH can be very good to help exercise the waist and abdomen and weight loss and body shaping, to achieve the effect of slimming the waist and toning the abs. [Greater Load Bearing] The MERACH Ab Twister Board has a batter weight capacity of up to 300 lbs(136kg). So that you do not need to worry about the problem of insufficient load-bearing of the workout board. This ab trainer brings you a stable and reliable workout experience.