The Rope Ratchet® system allows for quick adjustment and a secure fit. Plus, removable trailering straps allow you to use the cover while mooring and trailering. Cover is constructed of 600x600-denier water-resistant polyester with double-needle-stitched seams and a mould-, mildew- and UV-resistant finish. This cover now comes with air vents and additional reinforcement at the bow, stern and windshield areas. All outboard models come complete with a separate motor hood. The V-Hull I/O fits either open or closed bow with windshield heights up to 20". Limited six-year warranty.