Dallas Manufacturing Co. 600 Denier Grey Universal Boat Cover - Model C - Fits 16'-18.5' - Beam Width to 94" Custom grade 600 Denier polyester Fabric reinforcement at bow and stern as well as reinforced web loops Includes bow strap, storage sack and trailering straps for tie-down Dual rear air vents help to reduce billowing during trailering Trailerable