6.4 oz/SqYd, 31/1. 100% ring spun US cotton; Made with 100% soft ring spun cotton fabric and cotton threads; Made with OEKO-TEX certified low-impact dyes, clean pigment dye colors are salt free; Natural colored flatcord; Jersey-lined side pockets; Differential rise for a better fit; Relaxed fit, side seamed short; Signature twill label; Proud member of the U.S. Cotton Trust Protocol