mil coated ply of Mylar film, and are only available as snare sizes. Emperor / Emperor X / Vintage Emperor – Drumheads made with two free-floating plies (7 mil) of Mylar film, making them the brightest-sounding two-ply heads and the most durable clear heads of the Weatherking series. Emperor X heads are made with two 10 mil plies of Mylar with a 5 mil reverse dot, making these Remo's most durable drumheads among rock and metal drummers. Vintage Emperor heads are made with two plies (7.5 mil) of polyester film. Emperor X heads come in snare sizes only, while Vintage Emperors are also available as clear heads. Smooth White – Drumheads with the characteristics of clear and coated heads, making these an ideal choice for marching drumheads. Available in Ambassador, Controlled Sound, Emperor, Diplomat, Powerstroke 3 and Powerstroke 4 weights. Ebony – Black drumheads that provide a darker sound, making them a popular choice for resonant heads. These are available in Ambassador, Pinstripe, Powerstroke 3, and Suede weights. Pinstripe – Drumheads made with two plies (7 mil plies) of Mylar film with a measured layer of a ring-reducing agent applied between them at the outer edge, that gives a "fat" low pitch and a short sustain, making them popular among rock and R&B drummers. Suede / Black Suede – Textured drumheads that enhance the production and reflection of sound. Black Suede drumheads have a slightly darker tone than their Suede counterparts. These drumheads come in Ambassador, Emperor, Black X (two 10 mil plies of Mylar with a 3 mil reverse dot), Diplomat (Suede), and snare side weights. Powerstroke 3 / Powerstroke 4 – Ambassador-weight drumheads with a thin underlay at the edge of the head to dampen overtones, making these a popular choice for bass and snare drums. Powerstroke 4s are two-ply versions of the Powerstroke 3 with a much darker sound than their single-ply counterparts. Powersonic – Bass drumheads made with two 7 mil plies of Mylar film with internal dampening rings to enhance low-end frequencies. These heads come with a snap-on ESDS (External Sound Dampening System) system for added muffling. Powerstroke X – Drumheads made with a single ply (14 mil) of Mylar film with a 2 mil inlay ring and optional reverse dot. Snare sizes only. Powerstroke Pro – New for 2011, the Powerstroke Pro series of bass drumheads consists of a single ply of Mylar film