Medieval Knight tabard. Great accessory for any adult medieval Knight costume. This posting includes: Black and blue tabard as featured. Please note that only the items listed above are included. Even if you've outgrown trick or treating, you're never too old wear a costume. Revisit over-the-top Halloweens you enjoyed as a child or finally get the costume you really wanted but didn't get! Whatever the reason - or the season - dressing up to take the kids trick or treating or to hand out candy, making a splash at a party, grabbing attention at a movie premiere, or getting together with friends to start your own band of superheroes. Costumes let you be someone completely different than you really are, or maybe they show a secret side you want to share! Rubie's adult costumes can be sexy, funny, scary, or glamorous - or all the above! Family-focused and based in the U.S.A. since 1951, Rubie's has classic and licensed costumes and accessories in sizes and styles for your entire family.