Ugg Women's Adirondack Tall Apre' Boots: waterproof full-grain leather with sheepskin lining and cuffable suede shaft, the Adirondack Tall extends the fashion-meets-performance of the Adirondack II. A breathable eVent® bootie, removable/replaceable sheepskin insole, and UGG®-exclusive Vibram® outsole stand up to snowy weather in unsurpassed style.