EVANS HD Heavy Duty Dry batter heads balance durability and sonic response with advanced overtone control provided by precisiondrilled dry vents HD Dry heads are made with a coated outer ply of 5mil film and an inner ply of 75mil film plus a 2mil control ring on the underside of the head and dry vents around the perimeter to eliminate stray overtones HD Dry heads have a semidefined attack with short sustain and a bit less brightness than standard HD heads This coated head also features Level 360 Technology
