The package includes 6 clear acrylic record displays and a set of mounting accessories (12 screws + 12 expansion tubes + 18 pieces of 3M foam adhesive stickers). The dimensions of the acrylic shelves are 17.7 x 4.6 x 4.2cm / 6.9 x 1.89 x 1.65 inches (if in doubt about the dimensions, please refer to the dimensions picture). Vinyl shelf is made from high quality lightweight acrylic, lighter than wood, safer than glass, strong and durable, with excellent light transmission and a unique design creating a modern and sleek look. Clear shelves add effortless style to any room in your home, office or bathroom.Vinyl wall mount comes with matching mounting accessories and is available in two flexible mounting options. If you choose to drill the holes for mounting, all you need to do is drill the holes before mounting and mount them with our screws (for rough walls), or mount them directly with our included 3M foam adhesive stickers (for smooth walls). You can easily set up the clear acrylic shelves in just a few minutes, and have your records or books displayed in no time.