Nike Therma-FIT Repel Down Fill Running Vest Black Men's LARGE DESCRIPTION (from nike): Perfect for cooler temperatures, the Nike Therma-FIT Repel Vest helps keep you running. Insulating technology combines with water-repellent fabric so you stay dry and comfortable. It even has stitching nodding to the Windrunner's iconic chevron. Cold Weather Comfort Nike Therma-FIT technology helps manage your body’s natural heat to help keep you warm in cold-weather conditions. Combined with woven, water-repellent fabric, it helps keep you dry and comfortable in wet weather. Breathable Warmth Synthetic-fill insulation is placed throughout for warmth. It has perforations for optimal breathability. Nike DNA Reimagined We've introduced a new take on an icon. A special stitching technique brings a new take on quilting with a nod to the Windrunner's chevron. Mock neck design helps keep warmth in. Zippered hand pockets help stash small items. More Details Reflective elements Fill/Body: 100% polyester. Lining: 100% nylon. Machine wash Imported Not intended for use as Personal Protective Equipment (PPE) 100% POLYESTER