Can be worn as a shirt or overshirt. Bought 2 in M and L to be sure I can keep the good size for me. So here s my spare one BNWT. p2p is 53/54 cm so about 21". Really warm : 80% wool 20% nylon Cancealed collar buttons too. Nice chambray detailings inside the shirt too. RRP : 245€ Outlet price: 164€ Yours for : £45 delivered from France