The Evans E-Ring Packs contains easy-to-use external overtone control rings that float on the surface of a drumhead to remove overtones and flattens the drumhead's sound, allowing for easier tuning.

Specifications

• External overtone control ring that "floats" on the surface of the drumhead
• Removes overtones and flattens the drumhead's sound and allows for easier tuning
• All Evans drumheads are designed, engineered, and manufactured in the USA