This substance made of herbal agents protects successfully against mosquitos when impregnated. Just spray the solution in a regular distance onto the surface to be treated (textile or hard surface). For one square meter use approx. 25 strokes. Don't spray directly onto the skin. Let it dry for 2 hours at room temperature in the shadow. For the best effectiveness repeat the application every two month. Enough for approx. 30sqr meters.