EVANS Blue Hydraulic drumheads feature a thin film of oil between two plies of 7mil film offering maximum durability, and a fat, deep and short sound pioneered by early 1970's rock and roll.

• Single drum head with a thin layer of oil between two plies of blue film to suppress unwanted overtones
• Two plies offer consistency and durability for longer playing time
• A fat, deep and short sound pioneered by early 70's rock and roll
• Also available in clear (also called glass,) black, and red versions