Well Protection: Mainsail Boom Cover provides a well protection for your boat from bad weather all the year, such as wind, sand storms, sun and rain, and adjustable elastic design at the bottom for wind protection. Material: The sail cover is made of high quality 600D oxford cloth, PU coated, resists UV, waterproof, tear resistant, durable and long lasting. Easy to Install: Easy and quick to use sewn in magic fastening straps to hold cover secure. All Seasons: Four seasons protective cover, seamless protection, easy to deal with various weather problems. Easy Clean: To clean the cover, just wipe it with a damp cloth and dry, folable, easy to carry and store. Specification: Material: Oxford Cloth Color: Blue Size Chart: 8-9FT: 300x92cm/118.11x36.22inch 9-10FT: 320x94cm/125.98x37.01inch 10-11FT: 340x95cm/133.86x37.40inch 11-12FT: 382x96cm/150.39x37.80inch 12-13FT: 396x117cm/155.91x46.06inch Package Includes: 1 Piece Boat Mainsail Boom Cover Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!