usaf mess dress Pair of Hard Shoulder Boards, Second Lieutenant Enlisted personnel center the 3 1/2 inch sleeve chevrons halfway between shoulder seam and bottom edge of the sleeve on the long sleeve shirt/coat USAF MEN'S ENLISTED MESS DRESS
Description
Roll the jacket cuffs and add a pair of wedges or cork-heel sandals in warm months, or ankle boots in cooler weather

There are several sleeve alternatives that can please the taste of any bride
Gray & black

A firm no thank you on this one

It looked quite good on Verena, who combined it with a grey woolen jacket

With smart casual, the key is balance - you want to look stylish without looking like you tried too hard