High Quality : The shower door handle is made of high quality aluminum alloy with smooth texture, which can be used for a long time in a humid bathroom environment. Suitable for doors with a thickness of about 4-12mm. The knob size is 30 x 60mm (diameter x length). Our cabinet door knobs make it easy to install. Hold without slipping, effortless opening and closing of the door. Both sides are equipped with plastic gaskets to protect the glass from scratches and noise. The design of these back-to-back door knobs is simple and exquisite, showing the atmosphere. Easy to carry. To install: Simply remove the double-sided shower handle and the plastic disk on one side, pass the screw through and out through the hole in the bathroom glass door, and then tighten the detachable handle. No need to use other tools, save time and energy Wide application: This doorknob is suitable for use in many applications. 'Most glass doors, shower doors, sliding doors, kitchen cabinet doors, drawers, etc.,