Made with 20 gauge clear. Great for keeping dust down or controlled We are new to Amazon but have been manufacturing curtains for over 25 years. A.B. Kelly curtain measure height by width. #1 brass grommets every foot on all 4 sides. Curtain comes with hooks for along the top and 4 ties. The 15, 25, 35, 50 and the 75 ft curtains are only sewed along the top and 52 in high. The material that we use is 54 in that means we have to piece the curtains. We have been looking at other suppliers to cut this down to a minimum. 25% restocking fee. MADE IN AMERICA.