Brand: Unknown (small logo tab at side seam, brand name not visible in photos).

Style: Mens short sleeve button front casual camp shirt with open collar and single chest pocket.

Color: Light gray with a subtle micro grid check pattern.

Size: Mens XL (estimated based on overall proportions; see photos for scale).

Material: Lightweight woven fabric (exact fiber content not shown).

Details: Straight hem, tonal buttons, relaxed fit resort style design, small woven logo tab at side seam.