A4/C4 209mm x 312mm Strong Heavy Duty Rigid Cardboard Envelope, Capacity Book Mailer, Peel & Seal, R

RFE A4/C4 209mm x 312mm internal size
Heavy Duty Strong Amazon Style Book Mailer
The rigid mailers, which are pre-creased, can be hold contents up to 40mm thick. Simply pop items inside the Cardboard mailer envelope / book mailer and close securely with the peel-and-seal strip.
Our high quality cardboard envelopes expertly protect books, brochures, letters, calendars, announcements, cards, etc & guard them from harm, scruffs, bends & scrapes.
Our cardboard letter envelopes possess a professional-looking appearance and can be used for personal and professional use.