Classic Accessories Hurricane Boat Cover, Grey Polyester Tough polyester HurricaneTM fabric won't shrink or stretch and is much stronger than ordinary cotton canvas, Resistant to mildew and UV damage Full cut to allow extra room for accessories such as bow rails, running lights, etc. Elastic cord sewn into entire bottom hem provides a tight custom fit Fits V-hull runabouts (outboards and I/O) 20'-22'L, beam to 106"W Storage bag and trailering straps included