Corrugated Mailers are just right for your shipping needs. When you have small, lightweight or fragile items to ship, the corrugated mailers will be the best option. These mailers are all one piece, crush resistant, and they fold together in seconds. Ship and store flat to save on space. Purchased in bundle quantities, these mailers will help save on postage. They are manufactured from 200#/ECT-32-B oyster white corrugated. Many sizes to choose from for your shipping needs.