X-Raypad Questions › Category: Other questions › Why are Obsidian Dot skates not recommended for use on plastic mouse pads? 0 Vote Up Vote Down kignt asked 11 months ago Why are Obsidian Dot skates not recommended for use on plastic mouse pads? 1 Answers 1 Vote Up Vote Down Holly Kwang Staff answered 11 months ago Obsidian is relatively hard, it is easy to damage the surface coating of plastic mats. Holly Kwang Staff replied 11 months ago my pleasure! kignt replied 11 months ago oh I see, thank you!