The perfect cold weather boot. Made of comfortable polyurethane nylon shaft upper with injection molded rubber TPR shell toe. Choose from different colors and designs for your upper. Fleece lined insulation keeps feet warm and toasty from moisture and cold. Alternative hook-and-loop closure fits snug on calf. Shaft measures: 6 1/2 and calf circumference measures: 13. Lug outsole for excellent traction. Temperature rated to -22F or -30C. Made in Canada. Measurements: Weight: 9 oz Circumference: 12 1 2 in Shaft: 7 in Product measurements were taken using size 8 Toddler, width M. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.