6.1 oz./yd, 100% ring-spun cotton, 20 singles. Garment-dyed for that lived in feel and almost no shrinkage at home.. Garment-dyed soft ring-spun Colorblast fabric with 100% cotton threads. Relaxed fit. Topstitched, classic width, rib collar. Shoulder to shoulder twill tape. Signature twill label. CPSIA Tracking Label Compliant. Made With Respect Proud member of the U.S. Cotton Trust Protocol. Made with OEKO-TEX certified low-impact dyes. Our clean pigment dye colors are salt free.