Optimist Hull Cover Features & Benefits:OEM Custom Fit Hull cover engineered with features designed for the avid sailor.Durable Ultima™ Fabric – 7.4 oz. solution dyed polyester with clear acrylic undercoating.Two-toned color design with color matched binding.All seams are sewn and top stitched for added strength and durability.Padded corners and reinforcements at critical wear points.All straps and tie-down points are \