Jaco Male Jaco Tenacity II TShirt - Black/Red-Large The front of the shirt features the Jaco "Tenacity" logo boldly emblazoned on the front and a small Jaco logo centered on the upper back. This t-shirt style is cut to a slim fit The fit is tighter than a regular t-shirt as the body and arms are cut narrower Made of 100% cotton This shirt is embellished with 100% water-based inks which are environmentally friendly and are designed to soak into the shirt