The double ankle compression bands keep socks from bunching up inside boots. The instep compression band helps keep socks in place. The instep mesh panels allow your feet to breathe. Soft welted cuff. Smooth and flat toe seam eliminates bulky knit. Our mid-calf performance hiking socks will keep your feet, dry, warm & fresh because they are knit with alpaca yarn. Alpaca yarn naturally wicks moisture away from your feet. These socks pair well with rugged boots such as hiking, work, and tactical boots.