Ducky 31 Rubber Keycap set (Red, Green, Blue) 31-Key Rubber Keycap Set Rubber and transparent ABS Material Textured rubber top provides excellent grip for gaming Compatible with MX Style Switches R4: Esc, Ducky Esc, 1, 2, 3, 4, 5, 6 R3: Q, W, E, R R2: A, S, D, F R1: 2.25u Left Shift, Z, X, C, V, R0: Ctrl, Win, Alt, Spacebar, 4x Arrow Keys ISO 1.25u Left Shift + 1u Backslash
