Automatic rebound ab wheel+Timer+Knee pads

Easy to use: Two wheels prevent the wheels from slipping when moving smoothly, and thick rubber chains are added to the wheels to reduce friction with the floor, which is quieter and does not hurt the floor. The automatic rebound abdominal roller is easy to use.【High-quality materials】Adopting durable ABS structure, the elbow and curved handles are made of metal and sponge materials, and the automatic rebound prevents injuries and protects the arms, neck and spine.【Automatic spring return technology design】The abdominal wheel is developed with automatic spring return technology, which slides easily to reduce wheel swing and help you control the movement.Easy to carry: The portable small abdominal exercise wheel with automatic rebound function is suitable for home, gym or outdoor. The compact design allows you to carry it with you for training.Practical gift: The abdominal roller is suitable for family and friends who like sports. It is a great birthday or Christmas gift and very practical.