Features: Made of acrylic material, transparent and more fashion. Easy to install, for ATX motherbard. Open style delivers better performance on cooling, compatibility and maintenance. Convenient for testing, overclocking or gaming; Support longer graphic card. This case has enough space for any big sized parts needed for the high performance PC. Heat circulation below the motherboard, easy mounting for hard drives and optical drives on the stand. Specification: Material: Acrylic Thickness: 4mm Suitable for motherboard: For ATX motherboard Size: 330 x 268mm / 12.99 x 10.55 inch (appr.) Package List: 1 x Acrylic Frame 1 x Wrench 1x Mounting screw 1x Bracket Note: 1.Need to be patient and follow the instructions to assemble and DIY. 2.Support for ATX motherboard. 3.Regular maintenance of the acrylic panel will maintain the brightness as before .