The RioRand 2013 Jumps shoes reduces the joint and back pain associated with burning calories through mobile rebounding. The RioRand is a low-impact rebound nearly IMPACT FREE exercise that are FUN to use for Men, Women and Kids,even for former runners so they can now run almost IMPACT FREE! but now used for Group Fitness in many Gyms & Spas in aerobics classes, the RioRand has shown to increase the fun in exercise which keeps people using the equipment longer & more often. You are now ready to have a fun exercise session in your home for fitness in your basement, garage or just go for a Jog Around the Block and Spice Up Your fitness routine! No matter what your current fitness level, whether a seasoned Weekend Warrior or are just begining to get your exercise routine started, the RioRand Shoes make the whole process Easy to Do (less than 15 minutes to get used to them) and Safe To Use (the jumping mechanism has built in safety release to prevent ankle or leg injury). RioRand Jump Shoes were originally designed by a doctor for physical rehab patients who had knee, hip and back injuries. Ask your Doctor if rebounding is right for your condition. Jumping or rebound exercises work on the butt muscles, leg mucles, trunk and stomach as well. Jumping boots or jumping shoes that fit like rollerblades or ski boots & form fit to your feet through use.