4 mil Clear Blank Mylar Plastic Stencil Film - 18 Inch Roll Stock - Sold by The Foot 4 mil Mylar Plastic material Priced per foot. ie. quantity of 5 equals 18 inch by 5 foot long continuous material Transparent, clear material makes for easy tracing and cutting Recommened for use with a stencil cutting tool Perfect for cutting your own stencils