Most likely the story is a tale of the two

Instruction Leaflet

such as a faint marking on the front which may wash out

Waist Size: 41" / X Large Slim - Label states "Waist 110"cm

The smock offers a ton of storage solutions

British Army Footguards Wool Greatcoat - Coldstream Guards - Large 194/108 Swiss Most likely the story isAt a glance 100% Wool Material 2 Large Flap Waist Pockets Engraved "Staybrite" Buttons Single Breast Button Closure Storm Collar Heavy Duty & Hard Wearing Shoulder Epaulettes Iconic Buckingham Palace Uniform Sateen Lined Adjustable Back Belt Coldstream Guards Major Rank Cuff Patch Solid Grey Colour w Purple Blue Tint Chest Size: 45" Suggested Size: Large Slim Label suggests a chest around 108cm Shoulder to Cuff: 28" X Long Label suggests a height