This is the Comme des Garçons SHIRT Narrow Classic Shirt in a plain blue colorway. It's a staple piece from the brand's SHIRT line, known for its refined take on everyday essentials.
COMME des GARÇONS
Universal Works
Clot
Mfpen
Gramicci
The Row
Homme
Brother Brother
Our Legacy
ERL
Kiko Kostadinov
Beams Plus
Auralee
Jil Sander