This Castelli Arrivo Thermo Head Thingy is perfection simplified. Designed with Thin Thermoflex fabric that is extremely warm yet provides excellent moisture management and easily fits under your helmet. The raw-cut edges eliminate bulk under the straps and provide a comfortable fit.
Buy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.More information on returns