The North American VASA Thermal Jersey is fleece-lined to keep you warm on those cold blustery rides. Italian fleece-lined fabrics wrap you in the ultimate comfort, keeping you warm while allowing your skin to breathe; taking your mind off the tough conditions around you and allowing you to focus your attention on the challege ahead, reaching your peak performance, and enjoying the ride. It is available in Men's & Women's sizes XS - 4XL (VOmax Sizing Chart)