The Aquarian Response 2 is a two-ply head manufactured with Aquarian's multi-ply vacuum tuned process that eliminates air bubbles and wrinkles from between the two 7mil plies. Our most versatile two ply head, the Response 2b series delivers a full sound with great attack and consistent tone from drum to drum. Our most versatile two ply head, the Response 2b series delivers a full sound with great attack and consistent tone from drum to drum. The RSP2 can be tensioned tight or loose and has a clean, open sound with an articulate attack. This series works great in all musical situations and is designed for drummers who play it all. Available in clear and white or black coated versions with an optional power dot for more focus and durability.