Material Made of high-quality ABS plastic, non-recyclable material, chrome-plated gloss, light weight but heavy-duty engineering-grade plastic. Acuum adsorption principleThis shower bracket can rotate 360 , has super strong suction cups and suction cups, has strong scalability, good airtightness of silicone material, strong adsorption capacity, strong durability, and can be reused. Easy to install and disassemble No need to drill holes, clean and dry and smooth position, press the holder and slide the lever down, the whole process can be completed in a few seconds, and it is easy to take out or reuse after cleaning. Widely applicableSuction works on surfaces that are flat, smooth and non-porous such as tile, glass, mirror, granite, smooth metal surfaces.