The Men's Nike Heathered Gray Arizona Diamondbacks Primetime Property Of Practice T-shirt is the perfect way to show your support for the Arizona Diamondbacks. Made from a comfortable cotton and polyester blend, this t-shirt features screen print graphics that proudly display your team pride. The crew neck and short sleeves make it perfect for any casual occasion, whether you're cheering on the Diamondbacks at the stadium or relaxing at home.