This is a picture of a Evans EMAD Clear Bass Drum Head 22"

Evans EMAD Clear Bass Drum Head 22"

£43.59

Evans™ EMAD™ series features a single ply of 10mil film providing an ideal balance of punch, power and low-end. The unparalleled industry standard Externally Mounted Adjustable Damping (EMAD) system allows the player to adjust attack and focus without removing the drumhead.