The flexible, moisture-absorbing and sweat-wicking material resists the oil on hands and fingers, reduces sound and quickly returns to its shape, so you can use it over and over again for controller joystick anti-vibration ring, specially designed for controller Use high-quality sponge material to the movement of the joystick Improve experience of players Easy to install and remove, no need to disassemble it Material: Sponge Applicable Models: for Colour:B:Green Package Contents: 20 x Anti-shock Ring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.