5.5 oz /yd² (US) 9 2  oz /L yd (CA) 50/50  cotton/polyester 20 singles Heather Deep Royal is 65/35  polyester/cotton Safety Green is compliant with ANSI / ISEA 107 high visibility standards The Dry Blend collection is now made with finer yarns and new MVS Air spinning technology that improves the fabric by reducing pilling enhancing durability and creating a smoother printing surface Modern classic fit Classic width rib collar Taped neck and shoulders for comfort and durability Tear away label CPSIA Tracking Label Compliant Proud member of the U S Cotton Trust Protocol Made with OEKO TEX certified low impact dyes div div span style text decoration underline strong This product meets the following Sustainable Style subcategories /strong /span /div div br /div div Sustainable Manufacturing This product meets the OEKO TEX Standard 100 /div div br /div div Socially Conscious Manufacturing This product was made by a mill who partnered with Fair Labor Association and was made in a facility that is WRAP certified /div /div