Mailing bags ensure dispatching of goods is simple, quick and efficient. All our mailers come with a strong self seal lip, place your product inside, remove the strip on the flap and seal, it couldn’t be easier. Then either place your self seal address label on them, or use a suitable document enclosed wallet, or write directly on to the bag with a suitable permanent marker. Made from strong polythene tough, durable and waterproof to protect the contents. Lightweight to save on postage. Grey in colour, opaque 100% non-transparent to ensure security of your items. Has a printed warning label for safety. Available in a variety of sizes to minimise wastage and reduce costs.