Searching for the perfect piece to top off your Halloween costume can drive you as mad as a hatter! Fortunately, we’ve got what you’re looking for in our selection of wild and wonderful hats. Try this Quality White British Pith Hat on for size as the finishing touch for a costume that’s sure to bring everyone a night of happy hauntings. Royal British Guard Style Hat. Made of hard formed cork with authentic cloth covering. One size. Special Shipping Information: This item ships separately from other items in your order. Imported.