Koya 21 - K Pop Kids T-Shirt

Hey ARMY! Get ready to show off your love for the one and only BTS with our Koya 21 Kids T-Shirt! This isn't just any tee; it's a super cool design starring the adorable Koya, RM's lovable BT21 character, bursting with vibrant colours. Perfect for rocking out at home, school, or your next BTS-themed hangout, this tee lets you wear your fandom on your sleeve – literally!

Crafted especially for young BTS fans, this crisp white kids t-shirt is made from 100% polyester, offering a comfy and durable fit for all your adventures. The eye-catching, colourful BTS print on the front is designed to stand out, making sure everyone knows you’re part of the biggest fandom around. Available in unisex sizes from 7 years all the way up to 14 years, finding your perfect fit is super easy!

Here at Fun Cases, we're all about creating awesome themed merchandise that makes you smile. Every single one of our products, including this fantastic BTS fan t-shirt, is designed and hand-printed right here in the UK with loads of love and care. Plus, we're passionate about making a positive impact: for every order placed, we plant a tree to help our planet. And the best part? We offer free worldwide shipping, so your Koya 21 tee can reach you wherever you are!

Level up your wardrobe and add a splash of BTS magic with this essential piece of kids fan apparel. Grab your Koya 21 t-shirt today and join the Fun Cases family – where fun designs meet a greener future!

Every Fun Cases order plants a tree through our reforestation partners — over 280,000 planted since 2019. Our cases are printed to order in the UK to cut waste, and we're always working to make our packaging kinder to the planet.

Read more about our impact →