The fluorine-free impregnation. HEY SPORT® Impra Spray protects outdoor and functional textiles from moisture without fluorine carbon resin and maintains the breathability and protective function of membrane clothing. HEY SPORT® Impra Spray is fluorine-free, petrol-free, environment friendly and without aerosol. The innovative recipe without nanotechnology provides the best possible performance in the area of fluorine-free impregnation. This way you can stay active - active with every fibre!