13 x 18" White Self-Seal Flat Mailers 100/CS

13 × 18“ White self-seal flat mailers protect the corners of your contents due to the cardboard envelopes. These rigid mailers will allow your documents to arrive in perfect condition. These rigid stay flat mailers are very lightweight, which keeps shipping cost at a minimum. The stay flat mailers provide your package a premium white, semi-gloss exterior look when arriving to your recipient. Packaging features a self-sealing peel off strip that allows for super quick closing with no need for tape. The mailer envelopes are very durable and resist bending and crushing your art, photos, documents, etc. during shipping.