... mugetech.com, welcome to wholesale paper box with clear window from us.paper box with clear windowSize: Customized sizeMaterial:Ivory board(250G ... ,300G, 350G) Art paper(128G, 157G, 200G, 250G, 300G) Duplex board with ... boxes, PVC box, PET box, PP box and other printing products.All of our products comply with international quality ...