Get your official TEAM KARSTEN Season 12 edition shirts here! This is the new TEAM KARSTEN design he wore on American Ninja Warrior Season 12 show. This soft, premium blend t-shirt will feel like a well-loved favorite the minute you put it on. The unisex relaxed fit is perfect for everyday wear and the design compliments any outfit. Who knows, it may have super powers that will help you fly through the obstacle course!

● Unisex size shirts - 60% airlumed ring spun cotton / 40% polyester
● Side seamed for a great fit