$15 off Orders over $100 at Costume Box
This is the non-unique coupon code that you'll receive via email when you sign up to their newsletter, there is no need to sign up for the newsletter to be eligible.
You do require at least $100 in your cart before the coupon can be successfully applied.
Free express shipping via Star Track for orders over $50 otherwise it is $8.99.
Free 370g pack of Allens "Spooky" Chews Mix for all orders over $50
Both are applied automatically, no coupon required.
Free gifts are also available but only one code may be used per order, this is best only used by those ordering less than $100.
I just bought the Pennywise costume and some batman stickers to bring it up to just over $100..