Item Type: Drum Head Patch Material: PET Package List 2 x Drum Head Patch 1Excellent PET Material: This drum sticker is made of excellent PET material which ensures durability and long term use. 2Anti Abrasion Design: This drum sticker features an anti abrasion design that prevents the drum skin from being abraded and extends the life of the drum skin. 3Overtone Control: This drum sticker features an overtone control that effectively reduces bottom drum overtones, providing a clearer and more accurate drum sound. 4Easy To Use: This drum sticker is easy to use, you just need to stick it to the center area of the drum, which is very convenient. 5Wide Application: This drum set sticker has a wide range of applications and can be used for daily practice, stage performance and music recording, etc.