CASTELLI Men’s Aria Vest, Ultralight HIghly Packable Wind Protection for Commuting, Road Cycling and Biking

[front] windproof microfiber| [back] mesh Made in the USA or Imported SIZING: Castelli products have a close-to-the-body fit to maximize aerodynamics and performance. For a less compressive feel, or if your measurements fall between sizes, we recommend that you size up. IDEAL FOR: Road cycling, long descents, and training rides in cool, breezy outdoor conditions. This ultra-light vest provides wind protection without added bulk, making it an essential layering piece for training sessions, early morning rides, and daily commutes. Temperature: 12°C - 20°C / 54°F - 68°F. Weight: 3.1 oz. ULTRALIGHT WIND PROTECTION: The front panel is made from windproof woven microfiber fabric, effectively blocking chilly gusts while maintaining breathability for all-day comfort. STRETCH MESH BACK PANEL: Designed for optimal fit and ventilation, the breathable mesh back prevents overheating and ensures a close-to-body aerodynamic profile. PACKABLE & FUNCTIONAL DESIGN: Features a YKK Vislon full-length zipper for easy ventilation control and a rear pocket to store small essentials. Folds down compactly to fit into a jersey pocket, making it the perfect emergency wind shell.