This orange/red unisex high visibility vest comes in size XX-large. This vest has a chest size of 45 - 51 inches and vest length of 26 - 1/2 inches. It is made of 150 denier polyester twill, has brass snaps, mesh side vents, green/silver reflective chest straps, and is not flame resistant. ANSI/ISEA 107-2015 Type O Class 1 approved.