🎈EASY INSTALLATION: Place the sit-up suction cups on a clean and flat surface, press down to ensure there are no gaps At the same time pull the handle down tightly, then press the locking lever to secure it in place, pull the sponge with both hands to test the suction force, easy to install and remove, suitable for any dry and clean flat surface, and you can start the abdominal muscle workout.Smooth stone floors work best。Not recommended for use on wooden floors with gaps
🎈Exercise anywhere: sit-up aids can be used in your living room, office, park, etc. Exercise anywhere you want for 15 minutes a day to work on your curvy body and build perfect abdominal muscles, so you can have a perfect body easily without dieting, liposuction, money or pills.