Sponge Bob -What could make boys and girls ages 3-7 happier than one book starring Nickelodeon's SpongeBob SquarePants? Having six¿all in one sturdy carrying case. And with the attached plastic handle, children can take the silliness with them wherever they go! 1 Sponge Bob Sticker play scene- 30 stickers 1 Sponge Bob "buckle up with buckle down" green Seatbelt Belts Inspired by the backseats of the coolest cars around. Our Buckle-Down trademark Seatbelt Belts are made with an authentic automotive style SeatBelt buckle. Invented by Buckle-Down over twenty years ago, this unique belt design has become one of the most popular belts in the world.