Obsidian Mouse Skates For Razer Viper Mini Signature Edition, which offer better control and stop. 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. Which is suitable for cloth mouse pads & glass mouse pads, Not for plastic mouse pads.

Thickness: 0.8-0.9mm