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 4 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 4 months ago Obsidian is relatively hard, it is easy to damage the surface coating of plastic mats. Holly Kwang Staff replied 4 months ago my pleasure! kignt replied 4 months ago oh I see, thank you!