Quartet Characters for Felt Letter Boards, 0.5 Inch, Helvetica, White, 300 Letters, Numbers and Symbols (4421) Attractive plastic pin-style characters fit easily into Quartet felt letter board surfaces for easy-to-update displays Characters are Helvetica font for clear readability Pre-sorted letters come in plastic compartment tray for easy use and storage Set includes 300 letters, numbers and symbols 0.5 Inch size, white