From the Dr. Seuss Classic Book Characters Party Supply Collection. Dr Seuss Classic Book Characters Luncheon Napkins 16 Pack. Each features classic Dr. Seuss book characters Cat In The Hat, The Fox In Socks, Thing 1 and Thing 2, Horton, Sam's Friend, the Grinch, Sneetch with Star Belly and Sam I Am in each package. Each napkin measures approximately 6.25" folded. This product is officially licensed by Dr. Seuss Properties™ ©Dr. Seuss Enterprises, L.P. All Rights Reserved.