Remo Smooth White Emperor drum heads are warmer than their clear counterparts, with bigger midrange tones. Smooth White Emperor heads are quickly becoming one of Remo's most popular WeatherKing drum heads. Remo Emperors are made with two free-floating plies of 7.5-mil mylar film, giving you consistent, open warm tones, which accounts for their popularity among many of today's studio and rock drummers.