The original GRIT dry-fit Performance T. Nothing says GRIT like this shirt. Make progress when sporting the Black T. Things take time, consistency, patience and belief in the system will lead to success. 150 gsm – 4.4 oz./yd2 – 7.5 oz./lin. yd 100% polyester carbon peached interlock with wicking, anti-bacterial and quick dry finishes. Made with unique cationic yarn and dye for brighter color