The Drum Heads with Dot is made of imported PET, delivering ultra strong tension while resisting beat, wear, dry weather and moist. It shows a perfect blend of depth, sustain and attack with extraordinary consistency and durability. Its versatility makes it a perfect choice for pop, R&B and rock drummers. Moreover, these drum heads have a greater tuning range. If you are looking for high performance drum heads, then this product is your best option. Don't hesitate to buy now!