BAMBOO by Journee Buckle Strap Detail Boot Synthetic Shaft measures approximately 15 from arch Boot opening measures approximately 15 around Height: Knee-high, Style: Inside zip, Toe shape: Round Heel height/type: 1-inch low heel Shaft height: 15-inches, Circumference: 15-inches Man-made upper/ man-made outsole Sole: Textured rubber, Footbed: Padded