Layer up, feel good. The seeker revel windblock ls jersey 2. 0 is your technical must-have for comfort and warmth, with highly functional design. A windstopper panel at the front keeps you warm when the weather kicks up, while stretch mesh panels on the back and underarm keep you cool and dry – even on the toughest rides. Plus, our hydrolix moisture management wicks and evaporates moisture for more cooling, mile after mile.