This crew length sock features ATB100wicking fiber to keep feet dry and blister free. ATB100 fiber is similar kind of coolmax. Much like your footwear, the socks you wear on the hiking trail can also have a significant effect on your comfort. Clinically-tested padded hiking socks, with padding uniquely designed and clinically shown to reduce pain, blisters, pressures and moisture. ATB100 is Coolon fabric which is similar type of Coolmax. The fiber is anti bacterial, ordor proof and moisture wicking. No sticky from sweat.Keep your feet dry-fabric is designed to make moisture away from the body keeping your feet and dry. Compression top holds the sock securely on the calf. Ideal for outdoor sports-Camping and hiking,climbing,trekking,outdoor trail, cycling, running,golf, travel