DESC: by Gaiam Our exclusive no-impact Elliptical Trainer tones hips, legs, buttocks without impact-stress on bones and joints. Glide backward or forward to work more muscle groups than with a stairclimber. With three levels of tension low, medium, high you simulate walking or running for your level. Work the movable arm bars to tone and strengthen arm and shoulder muscles. 16"W x 54"H x 34"D. 50 lbs. Product Spotlight Product available and ready to ship.