Get free shipping and sales for the Ugg Belfair Black Footwear The ‘Belfair’ boot is a great offering from UGG Australia’s Duck Collection. Full-grain leather upper features a waterproof and windproof eVent membrane that vents moisture from inside the shoe for a durably waterproof boot. eVent Fabric Through Direct Venting proprietary and patented technology, millions of tiny pores are able to breathe at their full potential, allowing sweat to vent directly to the outside of the fabric in one easy step. Convenient side-zip entry guarantees effortless on/off wear all season long. Breathable membrane helps wick away unwanted moisture so you stay nice and dry. Sheepskin lining surrounds the foot in decadent comfort and provides additional warmth. Cushioned insole with genuine sheepskin liner delivers support and cushioning. Molded rubber outsole with pods ensures that traction and grip are maintained.