Pure Fitness 38-inch Exercise Trampoline Low-impact cardio exercises on mini trampolines are proven to be effective exercises to boost cardiovascular health while reducing strain on joints Exercising regularly with this trampoline trainer will help to develop and tone leg and core muscles; Exterior trampoline pad is cushioned to avoid injuries when bouncing out of control Constructed with 30 high tension dual-springs and steel rubber-tipped supports, making it sturdy and durable with a weight capacity of 220 lbs. Mini rebounder trampolines are excellent for cardio exercise routines as they are gentle on joints; Cardiovascular exercise at a sustained elevated heart rate minimizes the risk of cardiac disease Jump mat made of heavy-duty polypropylene to ensure sustained bouncing; Quick and easy to assemble, no additional tools required