You can map the history of the last century through jeans – from Levi Strauss’s 501s to the low-rise style of the noughties and everything in between – and we love when a new jeans shape comes into (or rather back into) style. And this season has seen the return of the wide-leg jean, which is most commonly associated with the 1970s, a decade that’s having a bit of a style renaissance right now.