Easy to use drum/cymbal gel dampening system to control unwanted over ring and tone. The design of the continuous motion key makes it for quickly and easily removing and replacing drumheads. A nice accessory kit for drum players. Feature - -blue - Material: Silicone. - Size: Approx. 3.3x2.5x0.2cm. - These drum dampeners gel pads are made of silicone, safe, easy to clean by water or soap and keep them air dry before re-sticking to the drum. - Provides easily adjustable and solid muffling - You can also use damper the on cymbals, or anything else you can imagine. - Drum dampeners are clear, self adhesive and can hold up the drum, good adhesive drum gel pads will not easily fall off. - Drum dampeners gives you precise drum dampening system, and lets you dampen without destroying the original tone of your drums, will bring convenience to you - Dampening gel pads can place on any drum, cymbal, or percussion instrument to cut down on unwanted ringing or overtones which is vital for any drummer Package list: 30 x Drum Dampeners