Sawyer Premium Picaridin insect repellent (also known as the "Fisherman's Formula") provides up to 8 hrs. of protection from mosquitoes, ticks, biting flies, gnats, chiggers and fleas.Features:Picaridin is an effective alternative to DEET that provides long-lasting protection and won't damage your gearApplication is simple with spray pump bottleMeets airline carry-on baggage requirementsSpecs:Best Use - Backpacking, Hiking, CampingActive Ingredient(s) - Picaridin (20%)Effective Duration Time - 8 hoursVolume - 3 fluid ouncesMade in USA.