Use BuyCostumes promo code to receive 20% off Christmas party supplies and decorations. All products are eligible for this discount. BuyCostumes promo code is good through 12/23/2013 @ 11:59 PM CDT. BuyCostumes promo code will be reflected as a 15% discount on the merchandise subtotal on the checkout page. BuyCostumes promo code is not valid on shipping and handling charges. BuyCostumes promo codes can be used in conjunction with any sitewide offers, but no additional coupon codes may be used. Code is non-negotiable. Not valid for prior purchases. BuyCostumes reserves the right to cancel any order due to unauthorized, altered, or ineligible use of a discount. All times are subject to change without notice.