MAILING BOXES: The mailer boxes are made of kraft corrugated cardboard, lightweight but sturdy, which is great for mailing small items
PACKAGING SUPPLIES: The yellow shipping boxes are great for small business packaging or gift wrapping, especially decorate them with labels, stickers, ribbons
EASY FOLD: The corrugated boxes are easy to put together in seconds, the tuck top has two locking taps to close boxes and keeps secure
MEDIUM SIZE: The dimensions of the stackable cardboard boxes are 12x9x4 inches (LxWxH), and the internal dimensions are about 11.6x8.6x3.8 inches
FLAT PACK: 20 pack box mailers put in a carton, which is easy to ship and storage
