Description of Ex Officio Neptune Brim Hat Treated with Nanoplex™, the Neptune Brim Hat will keep you comfortable and safe from the sun. Worry-free, comfortable adventuring. Features: Lightweight Nycott/Neptune Knit -- Nycott: 100% Nylon and Neptune Knit: 100% Polyester UPF 30+ to protect you from the sun's harmful UV rays Treated with Nanoplex for odor resistance to keep you feeling fresh Moisture wicking, quick drying, and lightweight for travel and active adventures Wide brim for full coverage and drawstring for the convience you need