From the Department 56 Dr. Seuss Christmas Collection. Dr. Seuss Red Fish Blue Fish Flat Glass Ornament. This ornament features the Red Fish and Blue Fish who come from the story, "One Fish Two Fish Red Fish Blue Fish." Celebrate the holidays this season with these two brilliantly colored characters on your Christmas tree. Includes a bright red cord to hang the ornament with. Made of handcrafted glass. Measures 3.5" x 4.75".