These silly envelopes are the perfect way to send a lugh through the mail. Sure, you can still include a regular boring snail mail INSIDE the envelope, but the outside of the envelope is completely hilarious! You get 6 fun prank envelopes per pack, including envelopes with fake return addresses like: "Frequent Flatulence Support Group," "Love 'em Large Fat Admirer's Association," "Small Penis Support Group," "Bad Body Odor Relief Co," "Under Acheiver's Club," and "Compulsive Cross Dresser's Club."