Boot Height: Approx. 26'' Tall. The ZXT Irrigation rubber boots are 100% waterproof and made of ZXT, a premium, ozone-resistant rubber compound with high tensile strength for durability. A full cushion foam footbed adds comfort and the Trac-Lite outsole grips in mud and other loose terrain. A top strap buckles for an adjustable, secure fit. Fiberglass shank.