It looks like a calfskin! It sounds like a calfskin! And it feels like a calfskin! But it's not calfskin, it's Evans '56 Calftone. Manufactured in New York from advanced synthetic materials, and fitted with D'Addario's Level 360 Technology™ to serve up the warm, familiar sound you love with the quality and consistency a modern drummer demands.
EVANS 16" EQ4 Calftone Bass Drum Head
(Currently out of stock but can be ordered now.)