Castelli Flanders Warm Long Sleeve Base Layer

Castelli Flanders Warm Base Layer with Neck Warmer Developed in collaboration with Team Sky to provide a base layer with a built-in neck warmer, the Flanders Warm will keep you comfortable even on freezing winter rides. The SottoZero multi-denier fleece fabric provides the ultimate protection when the mercury drops below zero. The high neck can be... morepulled up to keep your neck warm, and flat-lock stitching prevents chafing and irritation to the skin. When you're working hard or the temperature starts to rise, mesh inserts under the arms will improve airflow to prevent overheating.