Jungkook launches CKJK collection with hidden tributes to BTS fans

BTS star Jungkook unveils CKJK Calvin Klein collection with fan tributes and tattoo-inspired fashion designs globally

BTS member Jungkook has officially launched his first co-designed capsule collection with Calvin Klein, introducing the limited-edition “CKJK” line featuring personal design elements and hidden tributes to fans.

The 20-piece unisex collection was released on May 19 and includes denim pieces, biker-inspired outerwear and underwear designs influenced by Jungkook’s personal style. According to interviews released alongside the campaign, several items feature hidden details, including the singer’s handwritten signature embroidered inside select garments.

Sure, #JungKook has had viral campaigns for @CalvinKlein before, but this time, for the first time, he's had an active hand in designing the collection he's selling. In an exclusive interview, the #BTS hitmaker tells GQ about his blockbuster CKJK collection, his passion for… pic.twitter.com/DwTxM4Cbku

— GQ Magazine (@GQMagazine) May 19, 2026

Jungkook described the collection as a reflection of both his fashion preferences and appreciation for fans. In comments shared with GQ, the singer said he repeatedly adjusted his signature digitally to ensure the final design felt personal and meaningful.

jungkook put his autograph in the design as an act of appreciation to armys🥹

🐰: having my signature embroidered in gold inside the jacket and jeans was a detail that meant a lot to me.

🐰: it’s something you only notice when you look closely at the pieces, which makes it… pic.twitter.com/iPdqmAi95i

— jungkook admirer (@dreamjeons) May 19, 2026

The CKJK collection also includes graphics inspired by Jungkook’s hand tattoos, oversized denim silhouettes and a cropped motorcycle jacket inspired by his interest in motorbikes. The campaign launch was accompanied by promotional content from Calvin Klein and fashion publications, including behind-the-scenes footage and editorial photo shoots.

Fans quickly reacted online following the announcement, pushing “CKJK” into worldwide social media trends. Many praised the tattoo-inspired designs and subtle references to BTS fandom culture, while others highlighted the unisex styling and darker colour palette featured throughout the collection.

it seems that they specifically made sure not to show the back of jungkook’s left arm in the shot so that his couple tattoo with winter wouldn’t be visible pic.twitter.com/7cPRCVZ80K

— 지민 (@3iCoir) May 19, 2026

jungkook on the meaning behind the gold-embroidered signature hidden inside the jacket and jeans from his collection and how hard he worked on it 💛 pic.twitter.com/QsxEDspJav

— ajk ⋆ (@archiveforJK) May 19, 2026

#Jungkook x CKJK — GQ Magazine interview (2)

GQ: There are lots of moments in the collection where we see your personal touch-including your own handwriting and doodles. Your signature is all over the inside of the jackets, for example.
Why was it important for you to do that?… pic.twitter.com/QCfWkOmhQQ

— BTS Updates, News & Charts ⁷ (@_BTSMoments_) May 19, 2026

Additional promotional events linked to the launch were also held in Seoul and Los Angeles, including themed pop-up experiences connected to the campaign.

The collaboration marks Jungkook’s most hands-on role with Calvin Klein to date after previously serving as a global ambassador for the brand. The collection is now available through Calvin Klein’s official platforms and selected retail locations worldwide.