Antique (Cherry Red, Jade Dome, Irish Green, Sapphire, Orange) and Sport Grey are 90% cotton, 10% polyester
All heather colors as well as Sunset, Safety Pink, Russet, Neon (Green, Blue), Midnight, Lilac, Blackberry, Tweed, Safety Green, S. Orange are 50% cotton, 50% polyester
The color "Natural" is made with unprocessed, unbleached cotton, which results in small black flecks and plant fibers throughout fabric.
Safety Green is compliant with ANSI / ISEA 107 high visibility standards
