Suction Sit Up Bar Exercise Fitness Muscle Training Aids Trainer Home Gym - Blue Description:This Self-Suction Sit-Up Bar Is Designed To Free Hands And Do Exercises On Your Own, Easy For Carrying, Can Use At Home Or Travel - Suitable For: Sit-Ups, Push-Ups, Stretching, Hip Bridge Etc14Cm Rubber Thickened Enlarged Suction Cup Comes With Switch, Suitable For All Kinds Of Smooth Floors (E.G. Tiles, Wooden Floor)Adjustable Height To Meet Your Different Action Needs, Suitable For Both Men And Women - Thick Sponge, Comfortable And Safe How To Use: 1. Make Sure The Ground Is Smooth And Clean Before Installation2. Put The Equipment On The Ground, Forcefully Pull The Black Clip Down, So It Suctions Onto The Ground3. You Can Press The Raised Metal Button While Adjusting The Height Up Or Down, To Better Meet The Movement Requirements Specifications: Material: Metal + Sponge - Size (L X H): Approx. 27 X 18 Cm / 10.63 X 7.09 Inch - Suction Cup Dia.: Approx. 14 Cm / 5.51 Inch You Will Receive: 1 X Sit Up Assistant Fitness Equipment