Swix's F4 Universal Glide Wax is a high quality water-repellant fluoro rub on wax for skis and snowboards is great for all conditions. This solid wax with a corker will help your skis glide on even the stickiest and dirtiest of snow. Just rub on the wax like a crayon, and hit it with a few passes with the cork to melt the wax into the base of the ski and go.