The Bridgedale CoolMax Liner is the non sexy, super functional undergarment your foot desires. Designed to be worn under beefy socks when you know you'll be encountering steamy conditions, this liner locks in on moisture management. When your foot isn't foundering in sweat, the chances of your toes being blistered and raw dramatically decreases. Moreover, minus moisture, fungal growth won't fell your high minded hiking efforts with unbearable itching. The result is a comfortable and dry foot and a pleasant you. The liner is tough enough to be worn on its own should temps rise or you need to air out your other socks.