Need a costume for an O themed fancy dress party? Find costumes starting with the letter O here, including Officers, Obi Wan Kenobi, Olive Oyl, Optimus Prime and Oompa Loompas. CostumeBox has all your O themed costumes and accessory needs covered, with free express shipping anywhere in Australia. Shop Australia's biggest range of fancy dress costumes for sale online. Great choice of costumes and accessories for women, men and girls and boys. We also have a wide selection of womens and mens Plus size costumes. Costumebox.com.au has such a comprehensive range so why hire when you can own and keep your costume to wear and wear again. We have a vast range of sizes from extra small to Extra Extra large, the friendly costume box staff will help you with measurements. Free Express Shipping option on all Australian orders - minimum spend applies so be sure to check out the details at the top of the page. Flat rate costume delivery to New Zealand. Fantastic customer service from our friendly costume box staff who will be happy to help you with costume ideas to find the right costume for you. Absolutely no quibble returns and refunds if you are not entirely happy. 100% happiness guarantee.