... Bag, Heat Seal Bag and much more. 2, Material usually used. Polyester,PVC, PU, Nylon, Micro Fiber, Satin, 70D, 420D, 600D,Clear PVC,Neoprene ... and product quality. Should you have any enquiry, please don't hesitate to contact us at anytime.Thanks!! Phone case Polyester MP3 Bag Neoprene ...