The 2015 Topps Chrome Troy Polamalu #70 STS Camo Refractor /499 PSA 10 is a highly sought-after sports trading card featuring the legendary football player from the Pittsburgh Steelers. This card, part of the 2015 Topps Chrome set, is a rare parallel variety with a print run of only 499. It is serial numbered, making it a valuable addition to any football card collection. With a PSA 10 grade and a population of only 2, this card is a true gem for fans of both Troy Polamalu and the NFL.