4.3 oz /yd² 100% combed ring spun cotton 30 singles Ash Grey is 99/1 ring spun cotton/polyester Heather Grey is 90/10 ring spun cotton/polyester 100% cotton thread on color White Relaxed fit Classic width ribbed collar Taped neck and shoulders for comfort and durability Side seams Tear away label CPSIA Tracking Label Compliant Made With Respect Gildan partners with Better Cotton to improve cotton farming globally Made with OEKO TEX certified low impact dyes We reduce plastic waste by the removal of polybags from all products except color White div br /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 in a facility that utilizes the Higg Index and has implemented Level 2 practices or above was made by a mill who partnered with Fair Labor Association and was made in a facility that is WRAP certified /div