Double Wheel Abdominal Exerciser with Automatic ReboundDouble Wheel Abdominal Exerciser for Both Women & Men Automatic Rebound Ab Wheel Roller Waist Trainer Gym Sports Home Exercise Devices Overview: A comfortable grip handle, and sweat absorption. Easy to use and carry. It is a muscular tool that exercises the muscles of the abdomen and legs. Suitable for use by men, from beginners to pros. This is a power roller, a fitness equipment for abdominal muscle training. High quality material with stable