5.1 oz./yd, 100% long staple combed ring-spun cotton jersey . Classic fit. Double-needle stitched throughout. Bio-enzyme washed fabric. 3/4 ribbed crewneck collar. Shoulder-to-shoulder taping. Closed blind hem sleeves and bottom hem. Ribbed cuffs. Quarter-turned body. Tear away label. This product meets the following Sustainable Style subcategories - Sustainable Materials - The dyes used to make this garment are bluesign certified Sustainable Manufacturing - The dyes used to make this garment are OEKO-Tex Standard 100 and bluesign certified Socially Conscious Manufacturing - The dyes used to make this garment are bluesign certified.