castelli aria vest m Activity_Mtb Clarity lens technology controls the

Clarity lens technology controls the color spectrum and is fine-tuned for different riding environments

but it's breathable too

The lightweight O-Matter™ frame

which effectively and easily adjusts the volume around the calf to fit a variety of lower leg shapes

and you can stash the laces securely in the stretch lace cover

castelli aria vest m Activity_Mtb Clarity lens technology controls theWe have reinterpreted the classic wind vest to make it as svelte as the rest of your wardrobe. This vest is designed to completely block the wind on the front while allowing ample breathability on the back. The fabrics are so impossibly light that you'll be surprised at how much warmer you stay with this vest over your standard jersey. But the magic comes from the cut and the stretch fabric on the back, which take up all the loose fabric and make the