When sweat appears, stink usually follows close behind. That’s because odor-causing bacteria thrive on moist skin, polluting your personal environment with their repulsive aroma. But now foiling these foul-smelling invaders is as easy as buttoning on this Funk No!® Shirt. Its lightweight woven fabric contains Cupron® embedded copper fibers that kill stink-instigating bacteria – stopping stench before it even begins. What’s more, the anti-odor action won’t rub off or wash out, so it’ll staunchly fight odor for the life of your shirt. Add in easy-moving Reach Gussets®, stay-put convertible sleeves and 3 practical pockets, and this shirt is guaranteed to pass your most stringent sniff test.