Built with a full grain leather outer that's fully waterproof, and paired with a breathable nylon liner that keeps your feet comfy and dry throughout the day. The River Boots III have an RCS footbed designed with a wealth of features including heel and arch support, wick-away material, and a double cushioned layer for optimum support and comfort. The boots are finished with a durable Tec rubber outer sole that keeps the boots lightweight, and adjustable laces and top gusset for a perfect fit. Mens River Boot IIIHard-wearing and durableFull grain leather outerWaterproofBreathable Nylon LinerRCS FootbedHeel and arch supportDouble cushioned layerTec rubber outsoleAdjustable lacesTop gusset