Twisting through 360 degrees while stepping brings the waist, hips and abdomen into a movement that would otherwise stay in the legs. Dual hydraulic rods supply the resistance and damp the noise, and they are rated for 150,000 retractions. The EVA-wrapped handlebar adjusts through five heights up to 38.5 in for balance and posture, while the 11.2-in by 6.1-in pedals sit 7.5 in to 12.5 in off the ground. An LCD panel counts steps, time and calories and runs on two AAA batteries, which are not included. Standing size is 23-in W by 19-in D by 38.5-in to 46.5-in H, the metal frame weighs 26.5 lbs, and it holds users up to 300 lbs. Color: Black; Materials: Metal, ABS, PP, EVA; Overall Dimensions: 23 in W x 19 in D x 38.5 in to 46.5 in H; Handlebar Height: 38.5 in over 5 levels; Pedal Size: 11.2 in x 6.1 in; Pedal Height off Ground: 7.5 in to 12.5 in; Battery: 2 AAA required, not included; Weight Capacity: 300 lbs; Net Weight: 26.5 lbs; Package Includes: 1 twist stepper, 1 instruction sheet