The Sentinel Brim Hat is treated with Insect Shield for long-lasting, effective, and convenient protection against mosquitoes, ticks, ants, flies, chiggers, and no-see-ums. SolarShield construction shields you from intense sunlight with an incredible UPF 30 rating. Lightweight, moisture-wicking Supplex nylon fabric combines with breathable mesh side panels to keep you dry, cool, and comfortable. The TransAction headband delivers added comfort and moisture management. The external drawcord adjustment and removable chin cord keep the hat snugly in place, even in a stiff breeze. Odorless, safe, EPA-registered Insect Shield lasts the lifetime of the product - over 70 washings! Foam-stiffened brim floats. 2-3/4" brim. Imported.