Yamaha XP105TXRW 2-Zone Electronic TCS Tom Pad With Real Wood Shell (Real Wood) - 10inThe Yamaha XP105T X RW 10" tom pads have a completely new design, which uses high quality birch drum shells. The playing surface uses Yamaha's Textured Cellular Silicone (TCS) material, which has a unique structure that encloses numerous air bubbles of a precise size and frequency. The surface material of the TCS layer imitates the feel of a coated head. By changing the thickness of the TCS material, and the number of bubbles, we can create a tactile