Features: 1. Strong bearing capacity, firm and stable, and .2. Made of positive zinc alloy, geared up with suction cups, easy to install.3. The nice silicone suction cup is attached to the glass , and the tender suction cup won't scratch the glass.4. Suitable for strong wood plywood plastic and glass plate, widely used in wardrobes, cabinets, wine cabinets, demonstrate cabinets, bookshelves, glass shelves, etc.Specifications:Material: Zinc Alloy, SiliconeSize: As ShownColor: SilverPackage Contents:20*Shelf SupportNote:1. The real coloration of the thing could also be slightly assorted from the pictures proven on website caused by many points corresponding to brightness of your video display and light brightness.2. Please enable slight handbook size deviation for the data.