Self-Suction This self-suction sit-up bar is designed to free your hands and do exercises on your own. Rubber sucker firmly grips the floor to ensure a safe and stable stand for your training. Compact The exercise device is compact and lightweight, very convenient for home workout and traveling. Space saving and very convenient for storage and carrying wherever you go. Strong and Durable Sturdy steel frame is built for extreme durability, great assistance for waist, abdomen, leg, body shaping, butt lift and muscle toning. Specification: Product name: Height of multifunctional sit-ups equipment Gear: 4 Gears Adjustable Product material: Cold rolled steel + high elastic foam Product size: 20 * 5 * 12cm Package Includes: 1 * Sit-up equipment Notes: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. HIGHLY ADJUSTABLE: Sit-up machine can adjusts to three different gears for any foot size by flexible spring buckle, helping to hold your feet in place during exercise. SUPERIOR MATERIAL: Sleeted super-elastic wear-resistant eco-friendly foam material, comfortable and safe, protect the instep from pain, as well as not hurt your foot. WIDE USE: Can be used for roll belly movement, push-ups, side kick, sit-ups, stretching back, elbow plank, press-up to exercise the abdomen and tighten the whole body muscles, yoga exercise hands and legs, a variety of functions application. Suitable for fitness men & women. EASY INSTALLATION: Small occupation, easy to install and disassemble, quickly assembly simply take a few minutes, convenient to use. ADJUSTABLE DESIGN - Multi-function adjustable sit-up bar, three gear height is free to adjust through the spring snaps, meet different needs, suitable for a different crowd.