Comic Book Flash Mailers (Fits Most Comic Sizes, TPB's, and Manga Digests) Innovative design secures and protects comics, TPB's, and manga digests Lightweight high quality material resistant to impact from rough shipping Assembled product fits into a USPS Flat Rate Legal Envelope Accommodates all common comic book sizes (Golden Age to Current) Typically holds up to 12 modern era, bagged & boarded comic books