These flexible mailers from ColomPac have dimensions of 350x260x70mm and are robust, reliable and secure; perfect for sending a variety of items and keeping them in pristine condition. Offering two self-seal strips and all-around reinforced edges, this wrap-around style packaging provides tamper-proof reliable protection. Features include: ColomPac brand quality Variable depth – can expand up to 70mm No additional packing materials needed Supplied flat packed Made from high strength, e-flute corrugated white cardboard