EVANS MX Frost tenor drumheads feature two plies of clear 7mil film, an advanced hoop design that prevents the film from tearing out, and a translucent frost coating that provides a contemporary look and warm resonance. EVANS Level 360 Technology is incorporated for ease of tuning, extended pitch range, and optimum quality of sound. This Marching Tenor Pack includes the five most common sizes for tenor heads: 6”, 10”, 12”, 13”, and 14”.