Color-coded AlphaMagnets and MathMagnets 214-piece set include red-colored vowels, blue-colored consonants, red-colored math symbols, and blue-colored numbers. This set has stronger magnets than other magnetic letters and numbers to ensure each piece stays where you want it and doesn’t slip. Includes 106 lowercase letters, 52 uppercase letters, 40 numbers, and 20 math symbols in durable, stackable tub for easy cleanup. Each measure 1.5″H.