UGG Womens Chancery Leather Imported Rubber sole Boot opening measures approximately 16" around The Chancery boot from UGG&reg; is for the adventurous at heart. Water-resistant leather upper with distressed detail on boot shaft. Full zipper on side for easy on and off. Antiqued buckle detail on ankle and collar. Natural wool lining for warmth and additional comfort. Poron cushioning covered in 7mm curly UGGpure&trade; for maximum breathability. Molded rubber outsole. Imported. Measurements: Heel Height: 1 1&frasl;2 in Weight: 1 lb 5 oz Circumference: 16 in Shaft: 12 in Product measurements were taken using size 7, width B - Medium. Please note that measurements may vary by size.