100% preshrunk cotton. Ash Grey is 99/1. Sport Grey is 90/10. seamless rib at neck. taped shoulder-to-shoulder. double-needle stitching throughout. Antique Colors (Cherry Red Irish Green Jade Dome Orange) are 90/10. Dark Heather Heather (Military Green Red Sapphire) Midnight Lilac are 50/50. Blackberry Russet Safety Green Orange                   
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 About this item 
    
 
5.3 oz./yd² (US) 8.8 oz./L yd (CA), 100% cotton, 20 singles
 
  
 
Blackberry, Dark Heather, Graphite Heather, Heather Colors, Lilac, Midnight, Neon Colors, Safety Colors, Sunset, & Tweed are 50/50 cotton/polyester
 
  
 
Antique colors & Sport Grey are 90/10 cotton/polyester
 
  
 
Ash Grey is 99/1 cotton/polyester
 
  
 
Safety Green is compliant with ANSI / ISEA 107 high-visibility standards