Fabric Selection Guide for Sunguard RV Windshield Covers Stronger Fibers, Denser Weaves and More Colors - which are UV Stable! With three Sunscreen densities, it's no wonder Sunguardª is America's first choice. Order yours today! OUR MOST POPULAR Hi-Density 94% Sunscreen. 16 oz. per square yard 100% vinyl-coated polyester 42 x 12 weaves per square inch mildew resistant.* ------------------------------------------------------------------------------------------------------------------- Standard 85% Sunscreen. 11 oz. per square yard 100% vinyl-coated polyester 17 x 11 weaves per square inch mildew resistant.* ------------------------------------------------------------------------------------------------------------------- For 100% Sunblock, choose our solid vinyl fabric. Available in two colors. 31 oz. per linear yard, 100% marine-quality vinyl Sunguard UV resistance coated, mildew and sulfide resistant. This fabric affords total sunblock and no view outward for those applications where complete privacy is preferred.* Why You Need Sunguard™ Why Sunguard™ is America's First Choice! Fabric Selection Guide Looking Through Your Sunguards™ Color Selection Guide Fastener Options Photo Gallery Simple Tutorial Special Offer! * actual colors may vary slightly from those shown depending on your browser and monitor settings.