Woven from extra-tough extruded yarns in a highly controlled process that is quality inspected at every step. The end result is a shade fabric of high tensile strength, which is able to stand up to a variety of temperature extremes. Taped and Grommeted (#2 brass) all sides, 18" on center and a center Mid row. yard weight. • UV resistant polypropylene • 95% shade factor • Water and air permeable • Mildew and abrasion resistant • Helps protect from wind and birds Our shade fabrics have a low shrinkage factor and high dimensional stability and are unaffected by most sprays and chemicals. All these factors combine to give you one of the most durable outdoor shade fabrics in the world.