Universal Thread memory foam clog sole boots, size 8 , very light wear (see pics) Walk in cozy comfort and style during cool-weather outings with these Fawn Clog Boots from Universal Thread. Showcasing a 2.5-inch block heel to add a stylish lift to your look, these clog boots are designed with memory foam insoles and fleece lining for comfortable walking. Plus, the side zipper closure makes for easy on and off. Simply pair with skinny jeans, pants, blouses, tees or dresses for easy styling.