Great vintage condition!!! Leather knot buttons. Suede Leather trim. No actual size tag but fits like a men's medium. And the measurements are an aprox 42. See measurements for actual fit.

Measured laying flat.
Length 33"
Chest Pit to Pit 20.5"
Shoulders Top Shoulder seam to Shoulder Seam Across 17.5"
Shoulder seam to sleeve end 23.5"
Great vintage condition!!!