Pack of 4 Sets: package includes 4pcs acrylic floating shelves, quantity is sufficient to meet your replacement and decoration needs, help to utilize your wall space efficiently,turning useless space on the walls into a spacious storage area.2 Types of Installation: no-glue paste and screw drilling, no damage to your wall, easy to install, you can choose the way to install depending on the type of your wall. Suitable for glass, metal, marble, wooden, etc.Product SIze: each display shef is about 3.4" x 3.1" x 1.67"(8.7 x 8 x 4.25cm).Suitable size for you to use, make the accessories well displayed on the wall with the clear floating shelves, help maximize your storage space.Camera Shelf: wall shelf are made to accommodate all popular video surveillance cameras, ip cameras and web cams, keeps your cam exactly where you want. Reliably used in bedroom, living room, bathroom, office, garage, window and more scenes.Wide Applications: the display shelves are also can be used to hold small vase, smart speakers, succulent plants, earphones, napkin, small decors, switches, key, remotes, seasoning bottle and other items.