Evans coated white EQ3 resonant no-port series features a single ply of 6.5mil film with a 10mil internal overtone control ring. The series delivers a warm and punchy sound with a controlled, short decay popular for both players and engineers. For over 40 years, Evans has been a pioneer of drum head manufacturing and design. Known for innovative designs such as EMAD, EC2S, and the Hydraulic series, Evans drum heads are made in the USA in a state of the art manufacturing facility. Acquired in 1996 by D'Addario and Company, the global leader in musical instrument accessories, the Evans brand is synonymous with quality and consistency., 20-inch resonant drum head with a single ply of 7.5mil film, A fixed, internal overtone control ring is made to be microphone friendly, from the studio to arena, No mic port, Available in a frosted, onyx, smooth white, coated white, and mic port version, All Evans drum heads are designed, engineered and manufactured in the USA.