From Lululemon: Feel as fast as you do free in this sleek windbreaker. Made from smooth and stretchy fabric, it glides across your skin while protecting you from wet and windy weather. * Windproof and water-repellent SpeedWeave™ fabric stretches with your body's motion and eases back into shape so you don't feel tension as you move * Bonded construction for flat and smooth seams * Zippered exterior pockets with a hidden phone sleeve * Slip-in back pockets store your nutrition * 360º reflectivity * Tight fit, hip length