Sponge color : Orange
Sponge thickness : 2.1mm
Rubber color : Red
Hardness : 37 / 37.5 / 38 degree
The rubber can create strong and changeful spin. With underlying gently elastic spong, players can exert various loop attack. The mixture of tacky rubber and elastic sponge enable players to show great performance like 1 + 1 > 2 .
