Sunbrella Marine Binding Bias Cut 3/4 inch x 100 yards Charcoal Grey delivers a pucker-free edge that stretches smoothly around curves on boat enclosures, marine covers, awnings, and upholstery, thanks to its bias cut design with double edge fold. This Sunbrella acrylic binding in Charcoal Grey resists UV fading, water, mold, mildew, and stains while staying fray resistant for enduring outdoor use--cut on the bias for flexibility that follows fabric contours without bunching, providing a clean, refined finish on your patio setups.