As we slog through some of the hottest days of the year, it’s hard to think about getting all dressed up. Sunny days may be great for the beach, but they’re definitely not ideal for wearing complicated multi-layered outfits. Sure, if your costume involves a swimsuit you’re all set, but that seriously limits your options. So what to do if your favorite convention lands smack in the middle of the summer heat? Do you have to sacrifice cosplay splendor in the name of comfort? Here are our best tips for keeping cool in costume.