Swix F4 Universal Clean Fluoro Solid Bar Ski & Snowboard Wax, Blue, 180g Swix F4 wax is a proven must have for anyone that slides on snow The best universal wax on the market since 1992 180 gram bar is best when ironed in then scraped off after 20 minutes of cooling Easily does over 20 wax jobs and improves your control and glide while protecting your base Fluoro waxes are user and earth friendly and last longer than traditional waxes