MM Athlete - Men’s 50/50 perfromance T-ShirtA necessary layer for all of you gym rats out there, this Mens 50 50 T shirt from Jerzees has patented Dri Power, moisture wicking technology that helps keep you dry and cool during the most intense workouts. 50% cotton 50% polyester (Heather Gray is 53% polyester 47% cotton) Fabric weight: 5. 6oz (heavyweight) Dri Power, moisture management properties Double needle stitched hemmed sleeves ad bottom hem Seamless, 1x1 rib collar and body Imported;