9 oz., 80% cotton/ 20% polyester blend100% cotton 30 singles face yarnSplit stitch double needle sewing on all seamsTwill neck tape1 x 1 ribbing at neck, cuffs and waistbandStandard fit**Please note: The pigment-dyeing process gives each garment unique character. Please allow for slight color variation in production and washingCare Instructions: Due to the nature of pigment dye, loose pigments may remain on the surface of the garments. We therefore strongly recommend washing these garments only with like-colored garments, as some of the pigment dyes may stain light or white colored garments in the wash cycle.Washing the garments in cold water will reduce the possibility of staining.