Ab Twister Board for Exercise Waist Twisting Disc Fitness Twister with Handles Trims Waist Arms Hips and Thighs

Two-in-One Combination of Fitness and Health: increase body vitality,the newly upgraded drawstring model
Anti-skid Chassis: Anti-skid threaded chassis that won't hurt the floor, don't have to worry about slipping during exercise, and can protect the floor from scratching.