Some small repairs seem to be made on the back too

They're made from reinforced nylon

A great piece of wet weather surplus from the 1980's

no holes but there's some slight markings on the cuff as shown

British RAF Aircrew Inner Knitted MK 1 Coverall - Medium Combat Some small repairs seem toAt a glance Thermal 100% Pure Wool Material Zipper Closure Elasticated Knitted Cuffs & Collar Great for Cold Weather Solid Green Colour Pit to Pit: 21" Suggested Size: Medium Regular Sleeve Length: 24. 5" Regular Inside Leg: 28. 5" Short Total Length: 59. 5" Modern Militaria Dated 2009 Genuine British RAF British Forces Royal Air Force Surplus Grades Grade 1 Great condition, some prior use but certainly up for much more wear! Any questions please feel