The Tony Bianco Avah Boot features a leather upper with a manmade sole and a partial side zipper closure. These boots have a leather footbed with textile lining and a pointed toe with stiletto heel. Made in China. The heel is approximately 100mm/ 4 inches and the shaft is approximately 622mm/ 24.5 inches. The shaft circumference measures approximately 21.19 inches. These are over the knee, high heel boots.