Abstract: A protective cover for the cab portion of a fork lift truck. The cab being defined by a frame having corner posts upstanding from the truck body and supporting the roof. The cover includes a top panel which overlies the roof and further includes front, rear, and side wall panels depending from the top panel secured thereto as well as to each other by edge seams. The side panels include roll up doors and the front and rear panels include windows. Flaps are provided over the windows. Straps depend from the top panel interiorly of the doors and flaps. The doors and flaps can be exteriorly rolled up with the straps wrapping around them and secured onto fasteners provided on the top panel so as to hold the doors and windows in an open condition.