What Our Gearhead(R) Experts Are Saying:"The Fly Thermal Jacket keeps me warm without overheating on cold rides. The slim fit feels aerodynamic, and the GORE-TEX INFINIUM(TM) fabric blocks wind like a champ. Plus, I love that it's made with recycled materials-sustainability meets performance!"When the road stretches out on crisp, cool days, the Castelli Fly Thermal Limited Edition Jacket keeps us moving comfortably mile after mile. Designed with a GORE-TEX INFINIUM(TM) WINDSTOPPER lining, this jacket shields us from biting winds while remaining highly breathable, ensuring we stay warm without overheating. The CLIMA SL recycled insulation provides lightweight warmth, and the FLY SL recycled fabric balances durability with sustainability, making this jacket an eco-conscious choice for performance-driven riders. Its slim fit hugs the body for aerodynamic efficiency, while the hip-length cut offers coverage without restricting movement. Three rear pockets give us easy access to snacks, tools, and other ride essentials, and reflective tabs enhance visibility during low-light rides. At just 301g, this jacket feels featherlight, making it an ideal companion for long training rides or weekend tours. Whether we're climbing hills or cruising flats, the Fly Thermal Jacket offers unmatched protection and sustainability for dedicated road cyclists.