Obsidian ULTRA Skates - Ninjutso Sora V2/4K

Obsidian Ultra Series Mouse Skates for Ninjutsu Sora V2/4K, with 1mm (+/-0.1mm) thickness. Which surface is hard and finely frosted texture, effectively increasing the friction of the surface, especially hardened PTFE increases the braking power of the skates, allowing better control and emergency stop. Adding extra anti-collapse filling layer, upgrade the Noise and Vibration Reduction Tech! 

• -Prevent Collapse
• -Scratch Resistant
• -Touch Each Area
• -Noise reduction Control

Which is suitable for cloth mouse pads & glass mouse pads, Not for Coating or plastic mouse pads.