The drum damper is self-adhesive, and can be well fixed on the drum. The good adhesive roller gel pad is not easy to fall off, but it can be easily removed when cleaning the roller. These damper gel pads are made of silicone, easy to clean with water or soap, and kept air dry before re-sticking to the drum. Features - - Material: Silicone. - Size: 3.5 x 2.5 x 0.2 - The drum damper is self-adhesive, and can be well fixed on the drum. - The good adhesive roller gel pad is not easy to fall off, but it can be easily removed when cleaning the roller. - These damper gel pads are made of silicone, easy to clean with water or soap, and kept air dry before re-sticking to the drum. - Widely applicable: Damping gel pads can be placed on any drum, cymbal or percussion instrument to reduce unnecessary ringing or overtones that are critical to any drummer. - Find different sounds: You can place one or more drum dampers on any drum or cymbal on your kit, or you can place the drum gel damper near the of the drum to create a wonderful sound, or the ability to find the sound you like. Package list: 6 x drum dampers