BirthdayExpress Sonic The Hedgehog Party Supplies - Activity Placemat Kits (4) Includes (4) birthday party table activity placemats and (4) boxes of crayons. Add matching tableware, favors, accessories, or a party kit bundle to complete your Sonic themed birthday party. Features classic characters from the SEGA video games such as Sonic, Knuckles, and Tails!