Whether running in colder temperatures or crossing a stream with your kayak, the Vibram® FiveFingers® Flow provides comfortable barefoot protection. A 1.2mm neoprene lining and 2mm EVA footbed provide the thermal insulation and protection you need. The new IdroGrip performance rubber sole is razor-siped for added slip-resistance on a variety of surfaces. The Vibram® FiveFingers® Flow is best used for cold weather running, light trekking, climbing, canyoneering, sailing, boating, kayaking, canoeing, and surfing.Weight: 13.2 oz. (pair)..