600D polyester portfolio file folder 1.100% polyester 2. Lager capacity 3. Nylon zipper 4. For school & business Item600D polyester portfolio ... optionsScreen printing (often to use on bags made by polyester, nylon, cotton, PU leather),High frequency emboss ( ... bags made by polyester, nylon, cotton, Spun fabric). sublimation heat transfer(for polyester fabric only, such as 190T, 210T, 600D, Satin, Non- ...