Ugg Nightfall 5359 Chocolate Boot is made with the highest-quality twin-faced sheepskin for ultimate comfort and luxury. Insole is made of sheepskin, latex and foam for Ultra comfort with a mylar sock liner for warmth. Outsole is molded rubber lug cup sole for strength and durability on rugged surfaces. Ugg Nightfall 5359 Boot on sale,free shipping,no sale tax,1 week delivery to your door!