Ugg - Adirondack Boot II (Otter) - Women's: Available in whole sizes only. If between sizes, order 1/2 size up from your usual size. ; The Adirondack II is a premium cold weather boot. The leather and sheepskin upper combine to provide you with protection while the genuine sheepskin lining inside gives you comfort and warmth. Breathable Gore-Tex liner. Vibram outsole provides excellent traction and long lasting wear. Replaceable, removeable and washable insole. Outsole is seam sealed to keep moisture out. Perfect for cold weather conditions. Outdoors and urban look in one. Waterproof leather and sheepskin lining keep moisture out and warmth in. Shaft height 5"