Sawyer Heat Factory SP714 4 Oz Maxi-Deet Insect Repellent Pump Spray In areas of extreme bug density or other extreme conditions you can rely on this 100% DEET for application to clothing, mosquito or head nets. Sawyer makes the only Low-Odor 100% DEET on the market. We achieve this through extra refinement which results in a purer DEET. Field-tested to offer proven effectiveness against bugs for up to 10 hours Protects exposed skin against mosquitoes, chiggers, ticks, deer flies, black flies, stable flies, gnats and fleas Can be applied to shoes, socks and some clothing