The Official Sepak Takraw Ball approved by. 
1.) Takraw Association of Thailand 
2.) International Sepak Takraw Federation
3.) Asian Sepak Takraw Federation
4.) The Sports Authority of Thailand. The Marathon is "original inventor" of Synthetic Takraw ball with modern production technology.
The quality, standard and safety of this ball can be ensured.
This is also the Asian Games Official Competition Ball.