spotted

(Edit: Updated Video) Thanks to the exceptional non-potato ITTF footage we now have a clear answer to Fan Zhendongs Infinity VPS (custom?) blade, I guess. (ITTV video: World Championships 2019 Doubles 1/2: Fan Zhendong / Ding Ning vs Xu Xin, Liu Shiwen; time: 45min:49sec) For comparison I just...