If you have limited workout space, try the Portable Rowing Machine, its footprint is only 23.5" x 46", with folding arms for easy storage. You'll get a great low-impact cardiovascular workout for your back, legs, arms, abs and buttocks. The ball bearing roller system and adjustable hydraulic cylinder resistance arms that mimic the smooth motion of rowing on the water. A fitness monitor tracks workout time, stroke count and calories burned. Some assembly required. Includes free access to mv, the smart audio coaching app.