Double-Sided Nylon-Spandex FabricSmooth, lightweight, and ultra-soft with a barely-there, second-skin feel. Stand Collar with Full-Zip DesignAdjustable coverage that offers wind protection with a sleek, modern edge. Contoured Front SeamingSculpted structure enhances a naturally defined, flattering bust shape. Fitted Performance SilhouetteWaist-contouring and body-hugging for a streamlined, supportive fit during movement.