Discuss as:

Hold on to your hats, it's a windy day at Royal Ascot

Alan Crowhurst / Getty Images

Racegoers hold on to their hats during strong winds on day four of Royal Ascot at Ascot racecourse on June 22, in Ascot, England.

Andrew Winning / Reuters

A race goer struggles to keep her hat on in strong winds on the fourth day at Royal Ascot, southwest of London, on June 22.

Andrew Winning / Reuters

A racegoer struggles with her umbrella in strong winds on the fourth day at Royal Ascot, southwest of London, on June 22.

Andrew Winning / Reuters

Race goers struggle to keep their hats on in strong winds on the fourth day at Royal Ascot, southwest of London, on June 22.

Reuters reports -- Ladies, forget those flimsy fascinators and get yourself a proper hat: one that has a base of at least 4 inches in diameter.

So says a new dress code coming into force at this year's Royal Ascot, the annual horse-race meeting attended by Britain's Queen Elizabeth and a highlight of high society's summer season.

"Strapless, off-the-shoulder, halter-neck, spaghetti straps and dresses with a strap of less than 1 inch (2.5cm) are not permitted," says the dress code for lady racegoers lucky enough to have tickets for the exclusive Royal Enclosure.

Continue reading.

Andy Rain / EPA

Take a look at the craziest, coolest and most out-there outfits at the annual British event, where the horses take a backseat to fashion.