1. It is made of high-quality ABS material, strong and durable, with a carrying capacity of 7.5 kg / 16.5 lbs, which has a 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 the load-bearing capacity of 15kg, otherwise it will fall.2. The sturdy plastic handle, due to its function underneath, your hands will not slip even in wet conditions, providing safety protection for the bathroom, bathtub and shower. Note: Do not forcibly rotate or tear the handle. The part marked "OPEN" and "CLOSE" above the rotary suction cup. Clockwise rotation is the locked state, that is, the "closed" state.3. Powerful suction cup handles, wall-mounted suction cup handrails for shower rooms, sliding door handles and solid suction cups for toilets and bathrooms, suction cups for refrigerator door drawer cabinet handles, glass door cabinets, pressurized glue handles, bathroom handrails, suction cup handles for showers4. Easy to install and uninstall, no need to use tools to install and delete. It is light and compact, so you can take it with you when you travel, and easily install it in a hotel room or guest room bathroom, and carry it as you need, just push the locking latch down to fix the Flip upwards. The armrest can be firmly fixed on 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 tiles, glass, metal, plastic, etc. Please note: Do not use on rough or uneven surfaces! ! !