CORENGTH BY DECATHLON,Ab Sit-Up Assistant

PRODUCT DETAILS | This sit-up assistant helps you do the movement correctly. It holds down your feet so that you can't raise them during the exercise. | Helps To Make The Right Move: It reduces lumbar movement and prevents back pain. | Versatility: Set it up anywhere thanks to the extension (tree, foot of the bed, etc). | Compact Design: Super compact, this sit-up assistant is easy to store.