The Zephyr wind shirt is a must have for every trip. Not only does the Zephyr make an excellent wind blocking mid-layer, it is also great for use as a light outer shell. You won't have to worry about storage, this jacket packs down to the size of a softball so you can keep your valuable pannier space reserved for your favorite post-ride beverage. Windproof Waterproof Folds in on itself Reflective logos Single chest pocket Hem cinch for a better fit Fused pocket with headphone channeling