What do you need to know about PALLA FLEX CUFF WARM? In what might be an unconventional blend, leather, and textile are woven masterfully to form the uppers of PALLA FLEX CUFF WARM, a combination that serves the best of two worlds. What is more? Their boot-modeled upper heights stand out from the lot, as well as their lace closing feature. The foamy insoles and sturdy outsoles are hard to miss as well, keeping your feet fresh and protected from the scorching sun, rain, and snow.