The ultimate protector from ticks and mosquitoes Ben's® 100 Tick & Insect Repellent's maximum strength 100% DEET formula repels biting insects for up to 10 hours. Ideal for camping hiking and hunting this outdoor insect repellent is proven to repel ticks and mosquitoes that may carry Lyme disease Zika virus West Nile virus and dengue fever. The portable 3.4 oz. bottle makes it the perfect travel size bug spray great for adding to your backpack hiking pack or carryon. Apply Ben's DEET for rugged all-day protection that's made and tested in the backwoods of New Hampshire.