The Design Series Acrylic shell pack is the first acrylic set to receive the DW moniker. The transparent 5 mm extruded, seamless acrylic shells are outfitted with pro features such as STM (Suspension Tom Mounts), True-Pitch Tuning, MAG throw-off, F.A.S.T. (Fundamentally Accurate-Sized Toms) and DW heads by REMO.