one way vision window film 1. Substrate:150micron PVC film 2. Release paper:140gsm paper 3. Hole size:16mm 4.Open percentag ONE WAY VISIONFeatures:1) Thespecial material surface made, easy to absorb ink and the graphics arebrilliant2) The liner is no perforated for easy loading in wide range printers3) Between 15oC to 35oC temperature range, the adhesivecan retain removability for one year with ...