For example you have this handy detachable body warmer liner which helps protect against the harsh winter months

Used by Finnish Artillery Divisions

Single Breast Button Closure

This set saw use up until the early 2000s when after some consolidation from the dissolution of Czechoslovakia

namely 1 larger button being sewn onto the top slot but ready for much more

British Army Thermal Buffalo Jacket - Large Canada For example you have thisAt a glance 100% Polyamide Material Zipper Closure 2 Waist Zipper Pockets & 1 Chest Pocket Excellent Thermal Cold Weather Piece Secreted Hood Elasticated Cuffs Adjustable Neck & Hem Drawstring Wireframe Hood Lightweight Water Repellent Solid Olive Colour Pit to Pit: 25" Suggested Size: Large Regular Sleeve Length: 25" Regular Collar to Hem: 27" Modern Militaria Issued 2010's Genuine British Army Surplus Grades Grade 1. 5 Good condition, previously