Portable exerciser. Adjustable height feature for maximum positioning options. Collapse to less than 3" high for convenient storage and portability. Sturdy wide base design for stability and durable. Heavy duty steel frame provide dependable long term. Use for a variety of exercise needs. Exclusive fits right pedal features a wide Velcro strap to accommodate even bulky orthotic footwear. Insures a smooth motion.-Arrives fully assembled.