Each set of 100 uses the standard tile distribution for the game: A-9, B-2, C-2, D-4, E-12, F-2, G-3, H-2, I-9, J-1, K-1, L-4, M-2, N-6, O-8, P-2, Q-1, R-6, S-4, T-6, U-4, V-2, W-2, X-1, Y-2, Z-1, and 2 Blanks. These are replacement tiles, not from actual games, and they are outstanding replacement pieces. CHOKING HAZARD - Not intended for small children.