The arrow direction transition indicator is designed to help referees manage serve changes efficiently. With its direction flip board, it clearly shows , making it easy for players and to follow the game. The sturdy aluminum construction ensures use, even in intense match conditions. Features -Color:Red -Material:Aluminium alloy -Size:21.00X14.00X11.50cm/8.25X5.50X4.52in -Size:30.00X10.00X8.00cm/11.79X3.93X3.14in -Ease of use: this converter allows referees to effortlessly change serve possession in basketball games, ensuring smooth and -Stylish design: the converter's standout design adds a unique flair to the referee's toolkit -Clear direction indicators: the converter features prominent arrow direction indicators, making it easy for referees to show the direction of serve changes -Versatile functionality: in addition to serve switching, this converter serves as a handy recording tool for referees -Basketball compatibility: tailored for basketball games, this converter meets game regulations and is a for referees Package list: 1 set serving rights converters