DW Satin Oil Cherry / Purple Core, Shell set, Collector's Satin Oil Series, Shell material: Cherry wood shell with purple core, Flattering warm tone and the same attack sound of the DW Collector's Series, The shells are put together in a ""Timbre Matching"" process in which each shell is analysed for its specific fundamental tone. The shells are then combined to form a tonally matched set., STM Tom Mount - free-swinging mounting system for vibration-free, securely suspended toms with maximum tonal resonance., True Hoop hoops, True Pitch tuning lugs, Chrome I shell hardware, Foil covered shells, Colour: Natural@+@+*Shell configuration:*@+@+, 22"" x 18"" Bass drum, 10"" x 08"" Tom tom, 12"" x 09"" Tom tom, 16"" x 14"" Floor tom