Aquarian's “Triple Ply Technology” makes the 3-ply TRIPLE THREAT drumhead one that will hold up to even the most aggressive, hard-hitting drummer. Three plies of 7mil Nu-Brite drumhead film are molded to act as one powerful, strong snare drumhead. Aquarian’s advanced molding procedures make this TRP Triple Threat drumhead durable, full sounding, and responsive. The coated TRP snare drum batter head can be used in a variety of musical settings but is particularly well suited for Harder Rock and Metal. Three 7 mil plies Proprietary Vacuum Molding process eliminates "dead air" pockets Extremely durable AND responsive