What makes Weathascreen so unique is its locked-spring knitted construction – IT’S NOT WOVEN! Weathascreen fabric is formulated of double-thick Monolon that’s fray resistant. It distributes stress loads evenly, and is lightweight for easy storage and transportation. Material has a high tensile strength (15 times the tear resistance of woven cloth, won’t unravel). Weathascreen has superior ultra-violet stability and is resistant to abrasion, mildew and chemicals. Choose from Dark Green or Black in 6’ high rolls that are 120’ in length. Easy to install -No grommets necessary.