Alaskan windshield De-icer is an ideal choice to speedily remove ice build up on windshields, side windows and mirrors, wiper blades and rear windows. Removes frost and ice from windshield and wipers Melts ice and light snow on contact Ideal for windshields, side mirrors, side and rear windows and wiper blades Prevents ice and snow build up Works in temperatures up to -31 degrees Celsius.