We have a multitude of colors and sizes, this ebay ad is for one:
New 36" x 100 ft roll of Black Suntex80 Porch / Lanai Screening by Phifer Inc.
This heavy duty screening is ideal for use in window screens, doors, porches, and also as a roofing material for gazebos. It absorbs and dissipates up to 80 percent of the suns heat and glare before it reaches the window or glass.
Sun control screens keep living spaces cooler, help reduce energy cost and protect furnishings from fading.
Suntex 80, 36" x 100' Roll, Black Screening