This is a Museum Garments Dad Shirt in a Blue & White checkered pattern.
Museum Garments
A.PRESSE
COMME des GARÇONS
Norse Projects
Noah
A.P.C.
Obey
Workaday
Gramicci
Maison Kitsuné
Junya Watanabe Man
Alex Crane
Knickerbocker
Carhartt
Aimé Leon Dore
Sunflower
Aiayu
Barena
Carhartt WIP