Can be used as a slant board for sit ups and crunches, or as a flat bench for use with dumbells and free weights. Comes almost completely assembled in the shipping carton. Very limited assembly required. Upscale, quilted box cushions for comfort during the workout. Can be set up in several positions to maximize comfort and workout intensity. 250 lb. user weight limit. Folds flat for storage. Warranty 90 days parts, 1 year frame Maximum tested weight limit is 250 pounds. Product is not recommended or guaranteed for use by users that surpass this limit.