Evans BD22EMAD2. Featuring an outer 7mil ply, plus an inner ply of 10mil, the Evans EMAD 2 series provides you with enhanced attack, focus, and durability thanks to the unparalleled industry standard EMAD (Externally Mounted Adjustable Damping) system.
 
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.