Zappos.com is proud to offer the Propet - Colorado (Black Leather) - Footwear: Weather the storm in style and comfort with the casual Colorado boot from Propet®. ; Scotchguard® leather and quilted nylon upper with tonal stitching for a durable, stylish exterior. ; Full inside zip closure offers an easy on/off for fashion-on-the-go. ; Soft pile lining provides extra warmth to keep your feet nice and cozy. ; Cushioned insole with Vaporex™ heat retaining liner to keep your feet toasty. ; Internal and external heel counter offers additional support. ; Fiberglass shank delivers added rigidity and durability. ; Rubber outsole offers positive traction and shock absorption. ; Shaft: 9 in ; Circumference: 14 1 2 in ; Weight: 1 lb 5 oz ; Product measurements were taken using size 7.5. Please note that measurements may vary by size.