Waterproof synthetic non-marking sole sole Shaft measures approximately Ankle, Approx. 6" from arch Boot opening measures approximately Approx. 13" leg opening around Go-to Boot: The boot consists of a lightweight construction that won’t weigh you down and a flexible outsole that is designed to follow the natural movement of your foot while you walk. WATERPROOF DUCK SHELL: Build with a lightweight & waterproof duck shell to give a comfortable fit that will keep your feet dry. Wet & Dry Surfaces Traction Approved: The rubber sole with lugs and wave design ensures traction on both wet and dry surfaces. This design also features a slight heel that improves stability while adding a feminine touch. Warm & Comfort: Micro-fleece lining and cushioned insole for cozy warmth and extra comfort. Versatile Pair: The versatile duck boots let you take off on your next adventure without having to worry about your destination's weather and terrain. Combat cold, wet weather with the waterproof duck boot from KOLILI. No matter where you're headed, our women's Duck Boots have you covered with adaptable, all-weather comfort.