Here are the Prince O3 Speedport Black and Prince O3 Speedport Black Special Edition squash rackets.
Prince Squash Rackets
Prince squash rackets are known for the pioneering “teardrop” shape, where the strings extend all the way through the throat of the racket. Other manufacturers have subsequently used this teardrop design, and Prince also has rackets in their product lineup with the conventional shape, but the teardrop nevertheless remains a signature for Prince.
Here’s Nicol David using the racket in the 2011 ATCO World Series Finals against Madeline Perry:
Here are some of the rackets in the Prince product lineup: