Use GIANT, wild colored letters to create a welcome sign that no one can miss! Each letter is about 13" tall. The whole word (including the exclamation point) spans about 6' long, and longer if the letters are spread out! Includes 33 multi-purpose blank cards (6 1/2 x 2 1/2) and a teacher's guide. 41 pieces total.This product is acid-free per industry standards; contact us for technical information.