Blank Mylar-Stencil Material-Blank Mylar-24 inch roll stock-priced per foot-14 mil heavy-duty Blank Mylar - 24 inch roll stock - priced per foot 14 mil heavy-duty Order by the foot, enter the amount of feet you desire Example: Qty.1 foot equals a 24" x 12" sheet, qty.2 feet equals a 24" x 24" sheet, etc.