Relco Harrington, Looks great smart or casual. These jackets have a tartan lining, 2 button collar fastening, buttoned forward flap pockets and has matching rib hem and cuffs. 

Model shown wearing a large.  

The outer shell is 65% polyester and 35% Cotton.. The lining is 100% polyester.

Harrington Size guide..
 X Small     32-34" Chest
 Small        34-36" Chest
 Medium    36-38" Chest
 Large        38-40" Chest
 X Large     42-44" Chest
 XX Large   44-46" Chest
 XXX Large  46-48 Chest