Seo Chang-bin (born 11 August 1999), professionally known as Changbin, is a South Korean rapper, songwriter, and producer celebrated for his explosive delivery, technical precision, and unmistakable stage presence. As a core member of the globally successful K-pop group Stray Kids and part of the producing unit 3RACHA, Changbin has been instrumental in shaping the group’s aggressive, genre-blending sound. His rapid-fire flow, lyrical intensity, and emotional authenticity have earned him recognition as one of the most formidable rappers of his generation, while his songwriting credits across Stray Kids’ discography underscore his creative authority within the group.

Off stage, Changbin’s style is bold, edgy, and unapologetically expressive, mirroring the power and confidence of his musical persona. He gravitates towards streetwear-driven silhouettes, oversized tailoring, and statement pieces that blend luxury with attitude. Eyewear plays a defining role in his aesthetic, often amplifying the impact of his looks. Changbin has been seen wearing fashion-forward frames from Balenciaga, favouring thick acetates, futuristic shapes, and tinted lenses that enhance his commanding presence. Whether performing on stage, attending fashion events, or captured in candid moments, his eyewear completes a look that is powerful, modern, and unmistakably charismatic — perfectly aligned with an artist who thrives on intensity, individuality, and creative control.