G1 Coated drumheads seamlessly blend bright tone, lengthy sustain, and solid durability to create a high level of playing versatility. Featuring a single ply of 10mil film, the G1 bass head produces an open and expressive sound with a wide tuning range, while the coating delivers additional warmth, focus, and depth. G1 heads have a very balanced attack, long sustain, bright tone, and average durability. This coated drumhead also features Level 360 Technology. Evans G1 heads are made with a single ply of 10mil film. G1 heads are highly versatile, boasting a very balanced attack, long sustain, bright tone, and average durability. This bass head is coated to deliver additional warmth, focus, and depth. All Evans drumheads feature Level 360 Technology to provide ease of tuning, extended pitch range, and optimum quality of sound. Evans drumheads are designed, engineered, and manufactured in the USA.