Nike Therma-FIT Full-Zip Fleece Jacket Designed to help keep you warm during cold-weather workouts, this breathable Nike Therma-FIT style manages moisture to perform. It’s designed with a zip-through collar, reverse coil zippers, front zippered pockets and open cuffs. The contrast heat transfer Swoosh design trademark is on the left sleeve. Made of 7-ounce, 100% polyester Therma-FIT fabric.