Agree the compo can opener, irreplaceable.
Blue cotton pyjamas issued when going to Aden - 1963.
Boots Cold Wet Weather, (Cobbly Wobblys) - issued as above, the soles and heels fitted by screws, when worn out just screw on a new set.
Woolly pulley with reinforced elbows.
Omega watch.
'H' series 8 man compo pack.
Best of all, my lovely Browning 9mm, constant companion for three years.