Butterfly DIGNICS 05 is used for more advanced level. It has a combination of Spring Sponge X, the advaned version of Spring Sponge that contains more elasticity, and strengthed abrasion. This is recommneded for players who wants to genreate a high-level attacking play with topspin both close and mid distance. 
 
Rubber Type: Inverted (Smooth) 
Hardnesss: 40
Colour: Red/Black
Style: Attack/Spin loop