Size 2 (MJ2) MailJacket™ cardboard capacity mailers are boxed in 100s and are best suited to A4 books, thick smaller books and other similarly sized items. An opening on the long edge combined with a smooth card interior and peel and seal closure make MailJacket™ extremely fast to pack saving you time and increasing the efficiency of your packing process. MailJacket™ fits through all UK and European letterboxes reducing returns, damage in-transit and postal costs by ensuring that your items qualify for lower cost postal services. Finally MailJacket™ cardboard capacity mailers are manufactured with 400gsm, 610micron, 100% recycled card with pre creased capacity folds allowing them to expand to fit a variety of items whilst maintaining a snug, rattle-free fit to help your products arrive safely and in good condition. If you would like to try before you buy then please order a free sample, alternatively order today to begin saving time and money with MailJacket™ cardboard capacity mailers.