How long does the BioPocket No Mosquito protection last for? Anders Karlsson November 24, 2017 00:50 Updated Follow Test data shows up to 8 hours. Related articles Is the No Mosquito spray free from chemicals? What is Biopocket No Mosquito spray? Why does BioPocket NoMosquito not contain DEET? Can I use Biopocket Screen & Hand spray on surfaces? How do I use the Screen & Hand Spray? Comments 0 comments Please sign in to leave a comment.