CASTELLI Prologo Sleeveless Jersey. Wearing the Prologo sleeveless jersey in the mid-day sun is actually cooler than going shirtless. Stratus stretch fabric, with Proseco treatment, creates an environment that promotes maximum moisture transfer to ensure cool comfort. 30cm hidden zipper and mesh back panel add extra ventilation, while the water resistant audio pocket can help you find your rhythm. Three back pockets plus audio. Reflective back pocket details. Red, white or white/blue. SM-XXL.

Item Code: CSTXJSL6

Sizing Chart