The Know My Limits Birthday Funny Paper Card available at NobleWorks Cards is silly, sexy and salacious. Pushing the boundaries of good taste and decorum in a fashion quite unique to NobleWorks Cards, the Know My Limits card illustrated by Ephemera and printed in the U.S. on recycled paper depicts an elegant and attractive woman with a glass of champagne in her hand and a night of drunken revelry on her mind. Where will this lead? Open the inside of this hilarious birthday greeting card and find out. Get this and other funny, tasteless and envelope-pushing birthday cards at NobleWorks Cards with fast, free shipping. Ordering several cards can save you even more money, thanks to the special bulk rate pricing policy.