Evans EQ3 single-ply smooth white resonant bass head offers a warm and punchy sound with a controlled, short decay that's ideal for both live and studio applications.Evans EQ3 resonant series features an offset 5" microphone port in a single ply of 7.5mil film. The series is a very popular choice for both players and engineers. Available in multiple finishes.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.