This product comes in 4 sizes, please confirm the size you want before buying 11-13ft: 420 X 270 Cm 14-16ft: 530 X 290 Cm 17-19ft: 600 X 310 Cm 20-22ft: 700 X 320 Cm Round Protection: (Waterproof 210d Polyester + Waterproof Pu Coating + Anti-UV Coating), with double stitched seam, front and rear 3-piece corner reinforcements to protect your outboard from scratches, dust, rain, snow and UV rays The impact Waterproof: 210 denier marine grade polyester and excellent ability to withstand damaging weather elements such as heavy rain, snow, wind and UV rays. More resistant to aging, scratches and tears, extending outdoor life SUPER WATERPROOF PERFORMANCE: Thanks to the superior oxford and our special textile process, the boat cover can withstand up to 1500 Pa water pressure. In addition, a double-layer waterproof PU coating is added to the inner layer, and the seams have their own waterproof strips, which completely solves the water seepage problem of other similar products. Your boat stays perfectly dry, protected and colorfast, even in heavy rain or snowstorms: Our boat covers are UV-resistant, anti-aging and other features to protect your boat from sun, wind, dust and other natural Elemental influences to keep your boat in good shape. SECURE LOCKING WAY: Our boat cover is equipped with adjustable shoulder straps (made of high-density material) and high-strength quick release windproof buckles, allowing you to easily lock the boat cover to the boat and prevent it from being blown away. The bungee cord around the hem ensures a snug fit and provides 360-degree protection for your boat, perfect for trailer and outdoor storage. Product contains: a cover