The castelli velocissimo 3 tight is the result of putting together the right ingredients with a bit of magic castelli use their soft fleecy and warm thermoflex fabric with their famous kiss air seat pad covering the comfort the camlock ankle zips and reflective tabs are expected in a tight at this level and the magic comes in with the fit and how everything just locks into place and works well together thats why this is a perennial favourite in the castelli line