The 2021 Bowman Chrome Prospects Mario Feliciano #BCP-133 Green Shimmer Refractor trading card is a collectible item featuring the baseball player Mario Feliciano from the Milwaukee Brewers. This card is part of the Chrome Prospects insert set by Topps, with a limited print run of only 99 copies. The green shimmer refractor adds a unique and rare element to this serial numbered rookie card, making it a highly sought-after collectible for baseball fans and trading card enthusiasts alike.