ScentLokA(R)'s lightest carbon-lined Cap features effective Carbon AlloyA(R) technology along with moisture-wicking fabric to erase your human scent. Polyester interlock fabric for comfortable, quiet wear Carbon Alloy technology provides maximum odor adsorption Antimicrobial technology for odor prevention Wicking treatment wicks sweat away from your skin to keep you cool Moldable bill for a custom fit Rear adjuster provides a secure fit One size fits most Order today!