Experience superior comfort and performance with Clima-Tek. This innovative fabric is made with a blend of polyester and spandex, designed to feel buttery soft like cotton, yet provide all the benefits of performance material. Stay warm and dry with Hot Chillys mens Clima-Tek Bottom. It's breathable and moisture-wicking, so you can stay focused on your activity without distractions. Gear up for cooler weather and outdoor adventures with the Men's Clima-Tek Bottom.