Twin faced sheepskin uppers with suede heel guards for added structure. Swarovski® crystal button and elastic band closure for easier on and off wear. Fully lined in luxurious, UGGpureâ"¢ wool and sheepskin. It"s a luxurious, natural wool woven into a durable backing that enhances the overall product experience. UGGpure delivers a plush sensory experience with every wear. Generously cushioned footbed is lined in UGGpureâ"¢ wool. New Treadlite by UGGâ"¢ outsole provides increased traction, durability, cushioning and flexibility. Slight dye transfer may occur with darker colored sheepskin during first few wears. Real sheep fur or lamb has been artificially dyed and treated. Fur origin: Australia, European Union or United