The Coated Powerstroke 4 is a 2-ply version of the Powerstroke 3. Powerstroke 4's offer more durability and focused mid range tones making them the darkest sounding of the classic coated Weatherking heads. The coated drumhead is slightly warmer than clear heads. They're known for their bright warm tones, resonance, and sustain. Coated heads are best known as batter and resonant heads warming up the sound of tom-toms and bass drums.