Dr. Seuss Cat in the Hat Party Hats, 16 Count, Party Supplies (Bulk) Dr. Seuss Cat in the Hat Party Hats -- 16 Count. These Dr. Seuss party hats are perfect for birthday parties, celebrations, Halloween costumes, school parties and more! Dr. Seuss Cat in the Hat Party Hats are brightly colored and are sizable to fit all! Each party hat is approximately 8" high and is made from card stock that wraps around the head and is notched to connect. These Dr. Seuss Cat in the Hat party hats make a wonderful addition to any Dr. Seuss themed party or Cat in the Hat themed party. Perfect as party favors, party supplies, party gifts, rewards or just dress-up fun! Officially licensed Dr. Seuss and Cat in the Hat product.