Vintage "Eleven" Blue Striped Button Down Shirt

Vintage "Eleven" Blue Striped Button Down Shirt The tag is faded so I can't see the size or materials I think this is a Medium I'm including the measurements Size: Medium 17" Across (under the arms) 15" Across the waist 23" Top to Bottom Condition: Used|Like Material: I think it's Linen It might be a blend Thanks for checking out Ling's Things!