It is made of high-quality ABS material, sturdy and durable, with a load capacity of 7.5 kg/16.5 lbs and a stronger suction cup than traditional suction cups. The suction cup is equipped with a vacuum locking ring, which effectively prevents the suction cup from releasing air pressure due to tension and securely locks the vacuum. Note: The weight must not exceed 15 kg, otherwise it will fall. The sturdy plastic handle, thanks to the textured surface underneath, prevents your hands from slipping even in wet conditions, providing safe protection for bathrooms, bathtubs, and showers. CAUTION: Do not force or tear the handle. Turn clockwise to lock, i.e., \"closed\" position. Strong suction cup handles, wall-mounted suction cup handles for shower rooms, sliding door handles and strong suction cups for toilets and bathrooms, suction cups for refrigerator door drawers, suction cups for glass door cabinets, pressure adhesive handles, bathroom handles, shower suction cup handles. Easy to install and remove; no tools required. It is lightweight and compact, so you can take it with you when traveling, easily install it in a hotel room or bathroom, and move it when needed. Just press the locking latch to secure the handle. The handles attach securely to any flat, non-porous surface. Portable support handle; the suction cup's vacuum pressure provides an ultra-strong grip, making it more convenient to open sliding doors/windows. Can be used on any flat, hole-free surface. It can only be installed on any flat, smooth surface, including tiles, glass, metal, plastic, etc. Warning: Do not use on rough or uneven surfaces!!!