Castelli DO.DI.CI. Men's Cycling Jacket With cutting-edge Ristretto technology offering twelve times the air permeability of previous Castelli all-weather jackets (DO.DI.CI. is Italian for twelve), the Castelli DO.DI.CI Jacket keeps you perfectly dry and body temperature perfectly regulated. For cyclists pushing the pace, the DO.DI.CI. blurs the line between jersey and jacket. Castelli's engineered air permeability lets just the right amount of air pass through - enough to evaporate sweat efficiently without letting the cold bite. The result is consistent, reliable comfort across cool to mild...