This is a set of drum mute cloth, which are made of good materials, durable and can be used for a long time. The volume decreases but does not change the sound of the drum. Simply remove and install, easily switching between concerts and quiet exercises. Features -Color: Random color -Material: Polyester -Size: About 88.00X5.00X0.10cm/34.58X1.97X0.04in -Note: Each for 14 inches, 16 inches, 18 inches and 20 inches. -The drum damper provides you with a precise drum damping system that allows you to dampen the drum without destroying the original tone of the drum, which is convenient for you. -Excellent workmanship and fine details ensure its popularity and durability. -It is made of high class polyester material and rigorous manufacturing processes. -Easy to install and remove, between practicing at normal level and quietly. -Simply remove and install, easily switching between concerts and quiet exercises. Package list: 1 x set of drum mute tool