Conform to EN ISO 20471 Class 2 and Orange/Navy is also RIS-3279-TOM Railway use certified. Made of Aircool breathable and quick-dry soft and skin-friendly bird-eye fabric. Great flexibility and stretch with brilliant shape retention. Two extra wide retro-reflective tapes around body. Nice navy contrast on the shoulders, collar, cuffs and hem. Side vents with reinforced stitches. Tag free.