G/crew, it was a hanging offence not to wear one. we used to get shiny new ones and age them by washing them in mud OM15 and avtur, very tactical
Never saw a grobag wearing gibbon in one, ever......Mind you it was such a long walk from the minibus to the HAS.
Most groundcrew wear one to show who is good with a marker pen and who can do the 'funniest' cartoon/graffiti alongwith 'Spike', 'Baz' 'Newboy', 'Spanner Monkey' etc etc
How did we manage for all those years without them? (Hi viz vests that is!)
If the theory is right, there must have been dead bodies all over the pan for years....