Eze-Breeze vinyl film rolls are 54" wide 10 mil, and the material is sold by the running foot. So if your window is 70" tall, you would buy 6 running feet. The replacement film rolls is just like screen. Just remove the splines, lay your vinyl across the opening, then roll it back in. Available in four colors: Clear, Smoke Gray, Bronze, and Dark Gray. Replacement spline is not always needed when you replace the vinyl, but it is available separately. YOU MUST SELECT A COLOR, amd PLEASE INSTRUCT US HOW TO CUT THE FILM. For example, if you buy 30' of film and ask us to cut it into 5-6' sections.