The UGG Yucca duck boot is the perfect wet weather companion to sport all winter long. Waterproof full-grain leather upper with a round toe. eVent membrane treated uppers provide unparalleled breathability and wind resistance while keeping your feet completely dry. Durable seam-sealed construction. Cushioned tongue and collar. Traditional lace-up closure for a secure fit. Foam-backed brushed tricot fabric linings. Luxurious UGGpure wool insole provides a breathable and warm environment. Durable vulcanized rubber outsole. Measurements: Weight: 1 lb 4 oz Shaft: 7 1 2 in Product measurements were taken using size 9, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.