One of the highest quality version of Hurricane 3 rubbers. This rubber excels in spin, control and speed. Blue Sponge is an advanced product by best range rtechnoogy of DHS in high costs. 
 
Rubber Type: Inverted (Smooth) 
Thickness: 2.15mm
Hardnesss: 40 
Colour: Black (Blue Sponge) 
Style: Quick Attack/Fast Loop