RESULTS Of The 2017 Butterfly North American Tour: BUTTERFLY AMERICA'S TEAM CHAMPIONSHIP

Sponge Thickness

sponge_wide
sponge_small
No Sponge(OX)-1.3mm
For defensive style players who emphasize control.
sponge_medium
1.5-1.7mm
For all-round players who desire good control with medium speed.
sponge_big
1.9mm-Max
For offensive players who attack with high speed and spin.