We stock a line ofLightweight Rigid Mailerscalled Stayflats® Lite. They are made from 18 points, 100% recycled paperboard. They come with a peel & seal tape closure and a tear strip for the opening. Use these mailers when you have bend-sensitive documents, but need to save on shipping costs. Great for direct mail, calendars, photographs, awards, computer software and much more. If extra rigidity is desired we stock corresponding filler pads.