(by: Stephanie Sun) In this Butterfly Training Tips, Kou Lei is working on Power Backhand Loops from underspin. https://youtu.be/-XUeBGRY36A?si=1Q9M1hiQE2LP5aDi Stay “In The Loop” with Butterfly professional table tennis equipment, table tennis news, table tennis technology, tournament results, and We Are Butterfly players, coaches, clubs and more
