5.1 oz./175 grams, 100% combed ringspun cotton, 24 singles; garment-dyed;1×1 ribbed collar; Tear-away label; Sideseamed; Next Level Apparel has a recycling program for all fabric waste collected from the cutting process. All fabric scraps are sent to a recycling company that cleans and processes them to be used for cushion filling, rugs, etc. To date, 24.3M pounds of fabric have been recycled.;