Material:pp,Specification;A5,Dimension Size:24310:A4:230*335*30mm 24311: ... and dimension can be designed by customer,2) thinkness of pp cover is 0.44mm, lining grid drapery inside,the cover ... : NO.126 Wangjiaxikou, Xiaogang town, Ningbo City, Zhejiang, China 2011 PP zipper package