I have the Mark IV version. Subtle improvements include…
Price Paid: £90
I have the Mark IV version. Subtle improvements include ripstop fabric this year (you can't tell unless you look closely), an inside pocket, and funky contrast lining colours.
Shame to see a YKK zip instead of Riri, but you can't have everything!
I probably wear this the most out of all their insulation pieces, which I seem to have acquired.