Get after your goals in this men's Proton T-Shirt from Montirex. Landing in navy, it's cut from light and breathable fabric, with short sleeves and a ribbed crew neckline. With a back mesh panel for extra ventilation, it's finished with signature branding. Machine washable | Our model is 6'0" with a 35" chest and wears a size M.. Material: 100% Polyester