Check the listing for details. Evans Min-EMAD Tone Damper System for Tom and Snare Drums. Condition: New. Listed at 10.99 USD. Evans Min-EMAD Tone Damper System for Tom and Snare Drums Evans Min-EMAD (Externally Mounted Adjustable Damping) suppresses unwanted overtones, but retains the desired attack, tone, and feel. By linking the vibrating head with the counter hoop, the Min-EMAD removes frequencies by resisting the motion of the head.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. Removes unwanted frequencies, but retains the desired attach, tone and feel of your toms or snare Removed overtones by resisting the motion of the head by linking the vibrating head to the counter hoop 6 qty. per package Use multiple min-EMADs on a single drum to offer further damping All Evans drum heads are designed, engineered and manufactured in the USA