Assos offers a lighter weight version for summertime UV protection (50+ Factor).  Also perfect for time trials.  Assos uses a special fabric with a blend of super opaque microfibre and special UV filters to offer high levels of protection against the harmful effects of ultraviolet rays.  ASSOS UV Protection means an UV Protection performance in excess of 50.  This parameter of “+50” is equivalent to the factor 50 of the sun cream protection. Available in White.