Chico's Zenergy Women Size M Blue Military Denim Jacket Gold Button Embroidered. 

Measurements are approximate: 

Size M

Chico's Size 1 (8)

Length of Sleeve: 24"

Note: most of the 'gold' buttons have their protective coating still on.

Underarm to Underarm, laying flat: 

20.5"

Total Length:   23"