Rosewill Mechanical Keyboard Rubber O-Rings, Switch Sound Dampener compatible w/Cherry MX and Kailh Switches, 120 pcs - RO-100T DURABLE MATERIAL: These rubber O-rings are resistant to cracking and tearing, lasting you numerous gaming and typing sessions REDUCE EXTRA NOISE: Cut away the extra taps with these keyboard dampeners. Only hear consistent and quieter mechanical clicking sounds BETTER TYPING FEEDBACK: Keyboard rings reduce travel of switches and improve actuation speed of each key press for quicker response and feedback LESS FINGER FATIGUE: During typing and gameplay, O-ring switch dampeners create a softer landing for better shock absorption, overall reducing finger fatigue EASY INSTALLATION: Simply remove keyboard key, place O-ring onto stem of keycap, then re-install key onto keyboard and press down firmly to fully set the O-ring