90s geometric patterned shirt men blue

Vintage geometric beach men’s button up short sleeve lightweight shirt in blue colour.
Size – L.
Model is 177 cm / 5’8″ tall and usually wears size M.
Very good vintage condition.

Flat measurements:
Length (front) – 28.7″ / 73 cm;
Length (back) – 30.7″ / 78 cm;
Pit to pit (chest) – 27.2″ / 69 cm.