1、Ergonomic Design: Thickened support rod, fit your heel when moving, heel support and force evenly, increase your efficiency. 2、Stable: Upgrade double suction cup, the larger the disk diameter, the larger the support surface, this auxiliary device has a large diameter double suction cup, strong suction. 3、Three Height Adjustment: You can adjust the height according to your own appropriate height, provide stability and comfort while working out. 4、Usage: This workout equipment helps you do ab exercises that require foot support. Perform advanced activities without anyone's help! 5、Easy Installation: Place the sit up suction cup on a clean, flat surface, press it down, and press the locking lever to secure it in place and start your ab workout right away! Item Type: Sit Up Bar Material: Iron, foam, PVC Weight: Approx. 1050g/37oz 1 x Sit Up Bar