The Evans EQ Single Pedal Patch is a small, yet necessary component to allow your bass drum to perform at its best. These clear patches are rugged and will increase the durability of your bass drum head without affecting the sound. State of the art high temperature adhesive keeps the Evans EQ Patch securely in place, even after constant playing. Available for single or double pedals. The actual size of this patch is 2-1/8" in diameter. Evans manufactures the EQPC1 right here in the USA. Do right by your bass drum head and grab this patch from the pros at Drum Center of Portsmouth!