about this project 1. Made of high-quality ABS material, sturdy and durable, with a load capacity of 7.5kg/16.5lbs, which has stronger adsorption capacity than traditional suction cups. The suction cup has a vacuum lock ring, which can effectively prevent the suction cup from releasing air pressure due to tension, and lock the vacuum firmly. Please note: the weight cannot exceed 15kg, otherwise it will fall. 2. Sturdy plastic handle, due to the function under it, your hand will not slip even in wet environment, providing safety protection for bathroom, bathtub and shower. Note: Do not forcibly rotate or tear the handle. Spin the section marked "OPEN" and "CLOSE" above the suction cup. Turn clockwise to lock, that is, "closed" state. 3. Strong suction cup handle, shower room wall-mounted suction cup handrail, sliding door handle solid suction cup bathroom toilet, refrigerator door drawer cabinet handle suction cup, glass door cabinet, pressurized plastic handle, bathroom handrail, suction shower cup handle 4. Easy to install and uninstall, no need to use tools to install and remove. It's light and compact enough to take with you when you travel, and easily fits in your hotel room or guest bathroom for on-the-go, simply push down on the latch to secure the flap. Armrests attach securely to any flat, non-porous surface. 5. Portable support handle, suction cup vacuum pressure provides super grip, more convenient to open sliding doors/windows. Can be used on any flat surface without holes. It can only be installed on any smooth flat surface, including tile, glass, metal, plastic, etc. PLEASE NOTE: Do not use on rough or uneven surfaces! ! !