An authoritative Jack Draper booked his place in the quarter-finals of the Madrid Open with a convincing 6-2 6-2 win against Tommy Paul.
The British number one broke the American in the third and seventh games and served out to love to take the first set in 32 minutes.
Paul's serve was being put under the greater pressure and, while he saved two break points in the third game of the second set, Draper broke him to love in the fifth game to go 3-2 up.
A stunning forehand down the line put Draper 5-2 and a double break ahead and he comfortably won the next game on his serve to win the match in one hour and seven minutes.