Encourage reading with these Dr. Seuss™ Tab Bookmarks! Each bookmark features one of the author’s most famous books or characters like Horton, Thing 1 and Thing 2. Students can easily keep track of their reading with these tab bookmarks that hook onto book pages! Keep a stash of the bookmarks as classroom giveaways or reading rewards! Plastic. (4 dozen per unit) 1 1/2" x 4-1/2" ™ & © Dr. Seuss Enterprises, L.P. All Rights Reserved.