1.PLEASE MEASURE YOUR SOFA CLEARANCE: Your sofa/couch must have a ground clearance greater than 1.4' (35mm). Please pay special attention to your sofa clearance, otherwise the sofa assist will not work. NOTE: Sofa Assistant is suitable for most sofas, recliners, and toilets. 2.1MINUTE INSTALLATION ADJUSTABLE NONSLIP FOOT PADS: This sofa standing aid can be installed in 4 simple steps, the installation process takes less than 1 minute. When the floor is uneven, you can adjust the feet to keep it stable. 3.330LBS LOADBEARING 6 LEVELS OF HEIGHT ADJUSTMENT:The stand's auxiliary frame is made of strong and durable carbon steel steel tubing, which can ly hold up to 330 lbs, and is stable and does not roll over.6 levels of height adjustment, which allows you to lift and lower between 26.7 inches and 31.6 inches with ease. 4.TEP NONSLIP ARMREST:The two armrests of the Safety Grab Bar are made of TPE material, which is waterproof, nonslip, comfortable and thermostatic. The double armrest support provides a stable assistance to stand up from the sofa or chair easily, effectively reducing the risk of fall for the elderly, pregnant women, disabled and people with limited mobility.