Unworn- ended up being too small for me. With all the fur inside and everything, they fit more snugly than your standard 40. The insoles are removable. From the Koel site: Barefoot Ladies Boot with Zipper in Hydro Leather and Lamb Wool Lining. I am Faro, I am made with a Barefoot shape with a medium toe box, which allows your toes to splay naturally and provides ample room for movement. My upper materials are made from hydro leather, offering water-resistance to protect your feet from unexpected downpours. Fear not the puddles or damp trails; with me on your feet, you're well-equipped to take on any weather nature throws your way. My lambswool lining ensures a soft and plush experience for your feet, feel the comfort as you walk through out the day. Prepare to connect with nature like never before! Material: Upper Material: Hydro Leather Lining: Lambswool Sole: 100% natural rubber Insole: Removable & recycled Closure: Lace up and Zipper Flat sole: 0.5 cm