Excellent Conditioned 60s, 70s Vintage Winter Shirt.
Olive green, black, yellow and white cotton textured fabric. 
Large check pattern. Great rigid collar. 
Made in China for "Friendship"
Deep single button cuffs, breast pocket. 
Labelled as 40" Chest. I'd say Approx UK M/L
Measurements Laid Flat:
Pit to Pit: 22.5"
Waist: 22"
Length from collar: 25.5"