Prince O3 Technology

O3 Technology
O-Ports provide total string freedom
- Increases sweetspot size by 54%
- Generates a livelier response across the entire stringbed
- Dramatically improves play for all player levels

O-Ports reduce drag, producing faster swing speeds
- Higher swing speeds make it easier to increase pace and spin!

2017 Phantom For the 2017 Phantom, Prince has created more rounded O-Ports, resulting in less string-on-racquet friction, which increases both comfort and power.