Castelli team sky sorpasso bib tightteam sky will be the only worldtour outfit wearing castelli clothing such as these sorpasso bib tights and will race train and chill out in the brands kit extra warmth stretch and comfortthey are perfect to wear in cool to cold conditions and are technology rich bib tights that feature thermoflex core2 front and knees for extra warmth and thermoflex over the thighs and backs of legs for extra stretch they also feature a 3d support band at the lower back an