a cravat with wide square ends; secured with an ornamental pin
"He adjusted his ascot, making sure the wide square ends were perfectly aligned before securing them with his gold tie pin."
ascot tie
"He pulled his silk ascot tighter around his neck as he stepped onto the polo field."
A town in Berkshire, England, and the location of the famous Ascot Racecourse
"The royal family will be attending the races at Ascot next month to watch the Queen's Cup."