The pack of 10 Flextail Mats will provide up to 10 nights of protection, based on 8-10 hours of use per night. Always be prepared by keeping extra mats and our 3-In-1 Tiny Repel / 2-In-1 Max Repel from Flextail. With 10-30 foot zone protection, you can camp or hike without worrying about mosquitoes or pesky insects.