The rainbow feather boa is a great costume accessory for any Halloween costume. Where the rainbow feather boa to liven up any costume. The rainbow boa is 60 grams and 6 feet long the perfect size and thickness for your Halloween costume. Colored boas may bleed their color. Complete your Halloween costume with killer costume accessories. Your costume isn't ready until you deck it out with sunglasses, hats, boas, masks and more. Our selection of Feather boas is second to none, we have feather boas of every color, so if you want the best price on feather boas you have come to the right place for a great deal.