Polyester 600 Denier 2 ICE BOXS inside Cooler bag Size: 30(H)x15( ... optionsScreen printing (often to use on bags made by polyester, nylon, cotton, PU leather),High frequency emboss (often to use on ... Leather) ,Embroidery (often to use on bags made by polyester, nylon, cotton, Spun fabric). sublimation heat transfer(for polyester fabric only ...