Evans Hydraulic Blue Drum Head, 13 Inch

13" drum head with a thin layer of oil between two plies of 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 a glass (clear) and a black version
• Exclusive Level 360 Technology collar design ensures proper contact between drum head and drum shell