The comfort of Crocs in the warmth of winter boots in the AllCast II Boot! ; Classic duck-boot silhouette. ; Waterproof faux nubuck and Croslite material upper. ; Seam-sealed waterproof construction. ; Gusseted tongue keeps out the elements. ; Bungee lace-up closure. ; Faux-shearling collar and lining. ; 200 gram insulation keeps those feet warm. ; Dual Crocs Comfort: memory foam pillows on top of a foam footbed. ; Croslite foam outsole. ; Imported. Measurements: ; Weight: 6 oz ; Product measurements were taken using size 9 Toddler, width M. Please note that measurements may vary by size.