Fitness Crunch Assistant size-g-1-n-11894-b-1863 and has been rigorously tested

and has been rigorously tested by a combination of lab and field tests

To ensure that the quality is the same as classic cast iron

Wear it during your workout

practical and quick storage

Ergonomic handles make gripping the disc easier

Fitness Crunch Assistant size-g-1-n-11894-b-1863 and has been rigorously testedThe revolutionary crunch assistant. Its ergonomic grip guides your movements and keeps your neck protected. The secret to perfect crunches. What's the point of a crunch assistant? The crunch assistant guides you towards the right movement while protecting your neck. No more stress on your neck and shoulders: the support cushion relieves tension while you focus on your crunches. Ideal for beginners or for those getting back into sport, it helps you