What this desktop computer rack can offer you is four non-slip pads design, so it can stably stay on the desk without moving. Featuring inner sticky flannelette design, this desktop computer rack can protect your device from scratches and hold the device in to prevent it slipping right out. It is constructed of acrylic material. This is a sturdy mount, that will easily hold your device either on a wall, under a desk or back of monitor, which freed up space on your desk, add to aesthetics of the whole space. The length of this A is 20.9cm, the width is 14cm and the height is 8cm. The length of this B is 18.6cm, the width is 9.7cm and the height is 6.6cm. It is compatible for Mac Studio. Item Name: Computer Rack Material: Acrylic Style A: Tabletop, B: Wall Mounted Features: Non-slip, Anti-scratch, Strong Load Bearing Size Details: A, L: 20.9cm/8.23", W: 14cm/5.51", H: 8cm/3.15"(Approx.) B, L: 18.6cm/7.32", W: 9.7cm/3.82", H: 6.6cm/2.6"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: Style A: 1 x Computer Rack 1 x Bottom Plate Style B: 2 x Computer Racks