The Powerstroke P3 Fiberskyn drumheads feature focused warm tone with enhanced low-frequency definition and controlled overtones. Constructed with a 1-ply 7.5-mil (Diplomat) or a 10-mil (Ambassador) film laminated to a 3-mil polyspun fiber, with a 2-mil overtone-reducing inlay ring, Powerstroke P3 Fiberskyn drumheads are ideal for use as both resonant and batter Bass drumheads.