Cold Steel TPB1 Navy Blue Polo Shirt M. Want to look more upscale? Cold Steel now has Polo-Styled shirts. These shirts are available in white or navy blue and come with our distinctive logo embroidered on the left side of the chest. As an added feature, they have included an embroidered image of their Tanto just above the cuff of the left sleeve. 100% cotton pique, clean finished three-button placket, welt collar and cuffs with woodtone buttons.