Protect your feet and enhance any walking experience in 1000 Mile Blister-free Double Layer Liner Socks! These purpose-made, versatile women'sfit double-layered walking socks can be worn optionally as a warm, practical base layer during the colder seasons, or in spring and summer as a lighter, standalone sock.  The flat smooth toe seams and soft, double layer construction of these socks prevents friction, helping to reduce wear and stop blisters from happeningso much so that 1000 Mile makes a promise of no blisters for wearers, and even have their own wear guarantee! Keeping the feet dry, the inner layer wicks away perspiration to a moisture-absorbing outer layer, while a venting in the top of the foot allows the feet to breathe and maintains a comfortable foot temperature. The fit of these socks is enhanced by arch bracing, and 1000 Miles HeelPower design prevents slippage, keeping the sock firmly in place with no slippage during wear. More eco-friendly, these 1000 Mile Liner So