Thank you for viewing. This is a set from Blue Exorcist. There is rust on the back of the coasters and around the edges. (See photo 3) * Instant purchase is OK Stored in a dark place. Please refrain from purchasing if you are looking for perfection or are very sensitive to such things, as this is stored by a private individual. Blue Exorcist Ao no Exorcist Postcard Seal Coaster Bonus