Ugg Sidney Lace Up Sneaker in Green Used Condition On-trend and seriously sleek, the UGG Sidney Sneaker sets the bar for a stylish season. Breathable knitted mesh fabric uppers in a low-profile silhouette. Stretch collar conforms to your ankle for a glove-like fit. Adjustable lace-up closure with leather heel tab. Leather-lined PORON and EVA cushioned insole offers maximum shock absorption for all-day comfort. Leather welt. Durable rubber outsole.