Full Size All Weather Truk-Boot Part Number: TC200 The Truk-Boot was designed to be used between truck cabs and caps with a gap of three inches or less from the point of the window and the truck cap. The Truk-Boot is made of quality PVC that makes it resistant to problems caused by exposure to sun and extreme cold. Features: - Approximate Inside Dimensions are 24'' x 16'' - Sliding window can still be opened with Truk Boot is in Place - Includes easy fill tube and repair kit - Installed between Cap and Cab