BELOW MARKET VALUE price. Won’t last! The 2021-22 Bowman University Chet Holmgren Big Kahuna Orange Refractor /25 is a basketball trading card featuring the player Chet Holmgren. Manufactured by Bowman as part of the 2021-22 Bowman University set, this rare card is a parallel variety with an orange refractor finish. With only 25 cards produced, this collectible item is highly sought after by fans and collectors alike for its unique design and limited availability.