K2 NANO SPRYSK -40°C is a winter windshield washer fluid concentrate. which does not freeze even at extremely low outside temperatures of -40°C. Windshield washer fluid K2 NANO SPRYSK -40°C is completely safe for paint. rubber elements and plastic. even for the most modern polycarbonate headlights. Protects wiper rubbers and keeps them elastic. The scented K2 NANO SPRYSK windshield washer fluid introduces a completely new quality in its category. Try it once. you will not replace it with another.