Features:Made of acrylic material, transparent and more fashion.Easy to install, for M-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: AcrylicThickness: 4mmSuitable for motherboard: For M-ATX motherboard (244 x 244mm)Size: 268 x 268 mm / 10.55 x 10.55 inch (appr.)Package List:1 x Acrylic Frame 1 x Wrench1x Mounting screw1x BracketNote:1.Need to be patient and follow the instructions to assemble and DIY.2.Support for M-ATX motherboard.3.Regular maintenance of the acrylic panel will maintain the brightness as before.