Evans black EQ3 resonant series features a single ply of 10mil film and an offset 5" microphone port. The EQ3 series offers a warm and punchy sound with a controlled, short decay that's ideal for both live and studio applications. For over 60 years, Evans has been an innovator in drumhead manufacturing and design. As the creator of the first synthetic drumhead and other revolutionary products such as EMAD, Hydraulics, and the UV1 series, Evans drumheads are designed with the intent of solving problems for drummers. Regarded for high quality and consistency all Evans drumheads are made in the USA and feature Level 360 Technology., 24" resonant drum head made using a single ply of 10mil film, A fixed, internal overtone control ring is made to be microphone friendly, from the studio to arena, The 5" offset mic port features a plastic sleeve focuses pitch and enhances the attach while providing protection for the port, Available in a frosted, onyx, smooth white and coated white version, All Evans drum heads are designed, engineered and manufactured in the USA