This cold weather solution from Castelli balances warmth, performance, and Italian style. The 3D knit body regulates temperature while stretch fleece panels lock in heat and allow full freedom of movement. Ideal for temps in the 50-60s or as a layer in colder conditions. Features three rear pockets and a full-zip for ventilation. Finished with Castelli’s signature in bold violet, the Blur Thermal Jersey blends Italian style with all-weather function—perfect for chasing sunrise miles or pushing through frosty descents. Athletic fit.