What are the types of sleeve?(Hits:914)
Orgin: Author: 2015-02-05
Sleeve on the market today there are types of
1, zipper sleeve
2, double-sided sleeve (you can turn over the two surfaces can be used)
3, the flip cover sleeve.
Recommend you use good quality tank bag, market bag filled with a variety of interior products, of varying quality, good sleeve to give the books more personal and effective protection.