The 10 Must-Follow High Quality Custom Packaging Boxes ...
Oct 17, 2020· This box is made from 300/170/170 gsm cardboard, white outside, and inside. Three color offset , matt varnish. 35*15*6 cm in size. Also called mailer packaging boxes, easy to fold up and unfold, Shipping flat, and store flat, one kind of high-quality custom packaging boxes.