The Aria Shell cycling jacket from Castelli is an ultra-lightweight jacket that is also stretchable and breathable.

The jacket is made of a very light and windproof microfiber fabric designed to keep the wind away from the front of the body. Additionally, the sides of the jacket are made of a breathable material to increase breathability.

The back of the jacket is made of a stretchable fabric, ensuring that the jacket fits snugly to the body and doesn't flap in the wind.

The jacket can be folded into a very small size and stored in the integrated pocket, making it easy to transport when not in use.

Specifications and features:

• Ultra-light microfiber fabric
• Windproof front
• Breathable fabric on the sides
• Can be folded and packed into integrated pocket
• YKK Vislon zipper
• Reflective material on the back