4.3 oz., 145 gsm, 30% recycled cotton/30% cotton/40% recycled poly rpet; 30 singles; Moisture wicking fabrication; Pre-shrunk;1x1 baby rib set-in collar; Sideseamed; Relaxed fit; Lightweight with a soft hand feel; 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.;