100% GENUINE ISSUE OLD STYLE ARCTIC ISSUE EXTREME COLD WEATHER ARCTIE OR SAS WINDPROOF SMOCK LINERFALKLANDS WAR CLASSICfeatures = BUTTON FRONT WITH 1 ROW OF LARGE SAS SIZE BUTTONS SAME AS USED ON THE SMOCK . UNDER ARM MESH AIR VENTS FOR THE HEAT . SUPER WARM ...REMEBER ITS FOR EXTREME COLD !!! .LOOKS ALMOST LIKE BARBOUR / BELSTAFF TYPE COUNTRY WEAR WAISTCOAT .SIZE = 170/100 = MADE FOR 170 CM TALL PERSON AND 100CM CHEST = LIKE A LARGE SIZE ...but please go off the measurments ( IT MEASURES 22' OR 57CM across the FRONT ARM PIT TO PIT / 21' ARM PIT TO CUFF END / 29 INCH LONG COLLAR TO HEMCONDITION = worn used HAS SMALL WEAR AREA HOLED ON OUTER LAYER LOWER FRONT SHOWN IN PICTURES , SHOULD STILL BE OK LIKE THIS OR CAN BE PATCHED SEWN ETC , OTHER THEN THIS LOOKS look all ok . as in pictures