There is a name written on the inside label

Chest Size: 48" | Suggested Size: Large Regular - X Large Slim - Label reads Size 5

This isn't to say the cap is like a tattered rag

5 - In excellent condition and the only reason this is grade 1

A fantastic piece of surplus that'll be in style for decades to come

Swedish Army M40 "Grötrock" Brown Work Jacket - Medium Combat There is a name writtenAt a glance 100% Cotton Material 2 Button Hip Pockets Button Closure Adjustable Cuffs Shoulder Epaulettes Solid Grey Brown Colour Chest Size: 43" Suggested Size: Medium Slim Label reads "96" Sleeve Length: 24" Short Collar to Hem: 30" Vintage Militaria Issued 1940's 1950's WW2 Issue Genuine Swedish Army Svenska Armn Surplus Grades Unissued w Flaw Great condition having no holes or tears from long term storage, but the metal buttons have oxygenised