EASY INSTALLATION: The foot perch is very easy to install at home without tools. Just to find a dry and clean flat floor, push the spring buckle inward to adjust the height of the crossbar and push the black button up or down, go off the suction cup / fix it. Before you start exercising, please make sure that it is not easy to move.
【PLEASE DO THIS STEP WITHOUT FORGETTING WHILE FIXING TOOL ON FLOOR】Press the suction cups down with the weight of your body to exhaust as much air as possible, meanwhile, pull down the locks.
ADJUSTABLE: The sit-up machine can be adjusted to three different gears for each foot size by a flexible spring buckle to keep your feet in a fit place during exercise.
Convenient for doing sit-ups every day, especially for busy people who don't have so much time doing exercise.
【NOTE】Since lower air pressure can only be produced in a fully enclosed space, we recommend that you use this product on the smooth floor. Can be installed on the floor of various materials to exercise the abdominal muscles anytime and anywhere! Increase the foot support bar for more comfortable use.(Not suitable for rough floor, carpet floor, wood floor)
MATERIAL: iron pipe + foam + natural rubber + PP +durable rubber thick suction cup, strong suction power, firm and safe. Super comfortable and safe protects the instep from pain and does not injure the foot. Suitable for the whole family.