It has noise-reducing and collision-proof features. Simply attach it to the accessory and let it do the work for you. The protective cover not only keeps your machine clean but also protects it from and other external damages. It's a comprehensive solution for maintaining the and longevity of your Mahjong machine. Features -Color:Assorted Color -Material:Silicone, Plastic -Size(cover):28.00X28.00X3.50cm/11.00X11.00X1.38in -Size:18.00X18.00X0.10cm/7.07X7.07X0.04in -Immerse yourself in the game with the noise-reducing silent design: enhance your gaming experience with the innovative design that reduces noise and allows you to fully immerse yourself in the game. -Protect your valuable mahjong machine from accidental bumps and collisions with the specially designed bumper that provides added protection. -Safeguard your mahjong machine from collisions and damage with the built-in bumper. -Experience optimal soundproofing with the large cover: enjoy a quiet and peaceful gaming environment with the large cover that effectively blocks out unwanted noise. -Protect your machine from external forces with the special bumper leaf design: ensure the longevity of your mahjong machine by shielding it from external forces and impacts with the unique bumper leaf design. Package list: 1 1 x anti-collision fan