An extremely light and packable wind shell that fits close to body, with stretch breathability panels, allowing you extend the temperature range of your favorite Castelli pieces.

• Ultralight windproof woven microfiber front
• Striped mesh fabric at sides and sleeve back is stretchy to avoid fabric flapping in the wind
• Folds up extremely small
• Rear pocket
• YKK® Vislon® zipper
• Reflective piping
• 10°-18°C/50°-65°F
• Weight:82 g