Castelli team sky prosecco ssteam sky will be the only worldtour outfit wearing castelli clothing and will race train eat sleep and shower well maybe not the last 2 or 3 in the brands kit moisture wickingcastellis team sky edition prosecco is a midweight base layer developed for cooler weather conditions as well as for high intensity cold weather cycling where moisture wicking is a primary goal the hydrophilic prosecco treatment spreads moisture over a larger area for faster evaporation