Take on the elements with the UGG Elvia Lace Up Boot. A seam-sealed waterproof construction along with UGGpure wool lining on the insole, shaft, and heel ensure that your foot stays dry and warm. The Treadlite by UGG outsole provides cushioning, flexibility, and traction. Cushioned foam insole lined with 7mm curly UGGpure wool 7mm curly UGGpure shaft and heel lining Cork-infused Spider Rubber outsole with UGG sun tread design Seam-sealed waterproof construction Moisture-wicking brushed vamp lini