Evans 13" Gen1 Coated Drum Head EVANS Coated G1 drumheads feature a single ply of 10mil film that blends bright tone, sustain, sensitivity, and durability. The G1 drumhead produces an open and expressive sound and contains a coating that delivers additional warmth, focus, and depth. Tuned low, it produces a cavernous rumble that emphasizes the natural sound of the shell. Read More Single drum head made using a single ply of 6 mil film A single ply offers an open and expressive sound Very versatile head for all music genre applications, a true working drummer's choice Coated to deliver additional warmth, focus, and depth. Exclusive Level 360 Technology collar design ensures proper contact between drum head and drum shell