skyunion Adjustable Sit Up Assistant Device With 2 Self Suction Cups Sit-Up Exercise Ab Exerciser  (Black)

The double suction cups are made of 5 mm thick rubber, with an 8.66 inch diameter, which can provide a larger suction cup area. If the sucker cannot firmly sucked to the floor, you can use auxiliary stickers to solve this problem higher stability. Reminder that carpet and cloth flooring cannot be used properly. ?Upgrade Features? Upgrade ergonimic desin, the new rubber massage roller is a new feature of this sit-up aid, which can be used to massage the sole of the foot, making it an extremely comfortable experience. It can also be used for pushups, planks, abdomens, side kicks, stretches, yoga, etc. Anytime and anywhere, reduce abdominal muscles and shape your body for home workout or travel. ?How to Use? Step 1: Find a dry and clean flat ground without any gaps, use wet cloth to clean the floor. Step 2: Remove the protector on top of the suction cups and put the bar upon the auxiliary stickers. The two auxiliary stickers are used to fix the ground and the suction cup, it is recommended that you stick the assist sticker at a fixed daily exercise position, because it will lose its stickiness and cannot be used after removed from the ground. ?Adjustable Sit Up Bar? This sit up equipment four height levels that will meet different foot size. In addition, the dual-row support rods strengthen the heel force, the soft high density foam-covered handle which protects the ankle from injury, and make your feeling more comfortable. ?Portable and Easy to Install?Lightweight and compact, it can be used to exercise at home or in the office, especially for those who don't have time to work out at the gym. It's an ideal portable exercise tool that save time and money.