These fabulous boots are ready to swing into fall with you! I purchased them and have never worn them and will not because I am home most of the time versus going out. Per the manufacturer: -Opanka hand crafted construction. -Lucero's striking over-the-knee silhouette is complemented by soft, hand-finished distressed leather with woven wool blanket upper, breathable soft fabric suede and leather combination lining, soft fabric covered footbed with extra foam for added comfort, high traction lightweight rubber outsole with inlaid stacked heel Measurements: Heel Height: 1 Inch Shaft height 20 1/4 inches Shaft Circumference 15 inches., and Shaft Circumference 15 inches I have muscular calves and have plenty of room when I try them on, of note.