Castelli Velocissimo ROS Jacket When it comes to cooler more unpredictable weather, the Castelli Velocissimo ROS Jacket excels in maintaining your on-the-bike comfort. Windproof, breathable and water-resistant it’s a versatile choice for autumn, spring and even winter. The excellent versatility comes by the way of its careful mix of fabrics. The front and sleeves of the Velocissimo ROS Jacket are made with GORE-TEX INFINIUM™ WINDSTOPPER® X-Fast fabric. This prevents any cold winds getting to your core as you face into the weather, and in combination with the fleecy inner, maintains excellent levels of warmth. At the same time, it’s breathable too, letting moisture escape for dry comfort.Meanwhile, the back of the jacket is made from Nano Flex, Castelli’s highly breathable and water-repellent fabric without membrane. In milder temperatures or during more intense efforts this allows excess heat and sweat an easy escape route while maintaining excellent protection from the elements. The entire jacket is, in fact, water repellent, protecting you from road-spray or light rain – ideal for damp and drizzly autumn rides or those short and sharp showers of springtime.Castelli gives the jacket a close-to-body fit, but you won’t feel it’s too tight, instead offering space to move. The pockets are spacious, with plenty of space to load up for longer rides, while the details like the YKK zipper and reflectivity are just right.The Velocissimo ROS Jacket proves that great performance doesn’t have to be complicated, the focus on getting the fit, fabrics and details right makes for a jacket that hides its exemplary performance under its stylishly subtle skin.Features:Materials: 100% PolyesterGORE-TEX INFINIUM™ WINDSTOPPER® X-Fast fabric on front and sleeves – windproof and water-resistantNano Flex back repels water while remaining fully breathableSublimated overprint graphicYKK® Vislon® easy-sliding zipper with inner flap for comfort at neck3 rear pocketsReflective panel across the lower back for maximum visibilitySuggested temperature range: 5 to 15 Degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World’s Largest Online Bike Store.