Due to its characteristics it falls into the "long season" category

waterproof YKK Aquaguard VT9 zippers

The innovative fabric that covers it improves microcirculation and has an excellent thermoregulation capacity

Returning for its sixth iteration

and we've always done it in our normal Castelli jerseys

castelli idro jkt w 4518049 2591005575245 Color:black Due to its characteristics itA jacket that weighs less than a jersey? Real GORE TEX, no less? And it packs up to fit in half a jersey pocket? And it's the most breathable GORE TEX ever? Hard to believe, but it's all true. This jacket is a game changer. It's fully waterproof, as you expect from GORE TEX, but with its exceptional breathability and packability you'll find that it replaces all your other shell jackets. If your ride has the slightest chance of rain or a long descent