Are you ready for 'Waistcoat Wednesday'? How to wear a waistcoat like Gareth Southgate 

Jose Mourinho might have had his pristine black coats, but Gareth Southgate has a style code all of his own; his waistcoats. The England manager has graced the Russia World Cup pitch in a series of waistcoats, designed as part of the Marks & Spencers official world cup suiting uniform. Which, when it was introduced, was met with controversy over the fact that while it employs British textiles, the suits are made in Cambodia.

But that very high street institution has this week reported that sales of waistcoats have risen by 35% thanks to Southgate’s championing of them, worn with suit trousers, a sharp shirt and a club striped tie. And now they’re selling out across the Marks & Spencer website,…