In just a few weeks ghosts, goblins, vampires and princesses will be showing up at your front door hoping for treats instead of tricks. Halloween can be a really fun time for both children and adults to don costumes and transform themselves into something different for a day. One costume trend you may have seen in recent years is decorative or “cosmetic” contact lenses. These lenses come in many styles – from zombies and vampires to sports team logos and animal prints. They can be pretty cool to look at, but are they safe?