Stamina 38-Inch Intone Plus Rebounder Large, durable heavy-duty polypropolene rebounding surface. Two resistance tubes with foam padded handles for upper body strength training. Motivational, multi-functional electronic fitness monitor tracks jumps per minute, workout time, total jumps and calories burned. Optic blue border to help keep your workout safe. 38" wide sturdy steel frame. Compact and portable. Ideal low-impact cardiovascular exercise for beginners or advanced fitness enthusiasts. Use indoors or outdoors. Safety pad.