Swan 40. The Kinder Industries Swan 40 Sailcover is constructed using durable Sunbrella fabric and can be designed as a blanket or stacked style Sailcover. The cover includes a velcro mast collar, a zipper on the forward edge, and common sense fasteners along the bottom edge. The chafe patch is cut from Harbortime or Top Gun and the lazy jack slits zipper up and are bound with sailmaker’s leather. Our Kinder logo is carried proudly, or you can order a custom logo for your sailcover.