The Bear Cheek Plaid Adult Onesie Flapjack is our best seller! A modern take on the classic long john, Flapjacks have a functioning trapdoor smack on the bottom to cover those "bear cheeks!" Perfect for Family Matching Christmas Pajamas and any bear lover in your family. With their snug and stretchy fit, Flapjacks are the tradition of the past, the fashion of the future, and the oh-so-comfy pleasure of the present.