Drum Workshop Collector, Finish Ply Series, "Standard" Version, Finish: Ultra White Oyster, covered Shells, Set Configuration containing 10"x08" - 12"x09" Tom Tom, 16"x16" Floor Tom, 22"x18" Bass Drum, 100% ALL-Maple Shell with reinforcement Hoops (reinforcing hoops have a shorter and faster sustain), Chrome Hardware, STM Suspension Tom Mount System for a vibrate free maximum resonance Tom Sound and securely holding, True Hoops, True-Pitch® Tuning Rods, all Shells Timbre Matched what means that every drum is ear-matched to belong together for life,