4 levels of spring resistance (two lighter resistance, indicated by the yellow band, two heavier resistance, indicated by the blue band) offer 8 different combinationsPatented Cardio RebounderWide, padded platformHigh-density foam shoulder padsAdjustable, padded head restUpgraded, adjustable and wider padded foot barAdjustable pulley risersDouble loop hand and foot strapsComes with free online access to AeroPilates Primer and Basic Workout Package videosAttractive gray and wood trim designElevated frame easy to get on and off of