Available in 2 designs, SwiftShield™ Covers can cover and uncover boats in seconds. Fully automatic A-Series, powered with hydraulics and operated with remote control, actuates arm with spring-loaded roller and 3-dimensional cover, protecting full boat, including sides and stern. Semi-automatic S-Series uses roller mounted in front of boat that is powered by electric motor via remote control or manual handle. When deployed, cover is unrolled, draped over boat, and tightened with perimeter cord.