STUDIO CALICO-Take Note Collection: Thickers Alphabet Stickers. These self-adhesive chipboard stickers make adding words and numbers to a project effortless; simply peel and stick. This package contains two 11x5-3/4 inch sheets of 204 letters; numbers; and extras with graph paper design. Thicker chipboard stickers measure approximately 1/4in to 2-1/2in. Acid free and archival quality. Imported.