??DESIGN FEATURES?? Smooth Elastic neck design prevents aqua socks from falling off while exercising. ??COMFORTABLE & SAFTY?? Anti-slip and flexible outsole, protects the sole from stones or shells. Stretch smooth upper close to skin ??comfortable and freedom. ??CONVENIENCE & LIGHTWEIGHT?? Ultra lightweight??convenience for carry, easy roll up and put in your pocket. ??OCCASION?? Swimming, pool, beach, Yoga, training, sailing, boating, kayaking, cycling, walking, fishing, beach volleyball, gardening, lawn, car-washing and driving, Family outings! ??TIPS?? The size chart is the length of sole. If you can’t find a fit size. We recommended you choose half size bigger.