2015 FDJ La Francaise des Jeux Decathlon Race Jersey. 

See Pics for Size Label, Eur XL & US L, please note the jersey is very tight fitting.

Approximate Measurements are:

Armpit to armpit - 53cm - 21"

Top of shoulder to bottom of jersey front- 61cm  - 24"

Thanks for looking, and please check out my other cycling items!