Evans dB One Rock System Pack offers you unprecedented freedom to play how you want, when you want. This pack features three dB One mesh tom heads (10 12 and 16 ) and a 22 mesh bass drumhead which, utilizing several Evans breakthroughs, remain faithful to your kit s tone while generating 80% less volume. The included 14 dB One snare head combines Evans ShockWeave Mesh with new Snare Sim technology to keep the noise low, while replicating the buzz, crack, and excitement of an acoustic snare.