Naviskin 10 Optional Colors Available 3-4 Bow 13 Different Size Bimini Top Cover Includes Mounting Hardwares,Storage Boot with 1 Inch Aluminum Frame This top is made of 600D polyester canvas with PU Coating,Marine grade 1'' diameter aluminum frame and free quick release mounts 13 different sizes and 10 colors are available Includes all stainless steel mounting screws, free of charge! 1 year Warranty.