Donic Blue Grip S1 Color:Black The upper rubber is slightly

The upper rubber is slightly sticky and slightly softer

This rubber series provides you with everything you need at an excellent cost/performance ratio

was involved and led the development of this premium product

Effect: 128

but is also a little bit less insensitive to incoming spin

Donic Blue Grip S1 Color:Black The upper rubber is slightlyA little bit of extra hardness can make all the difference. The DONIC BLUEGRIP S1 is the proof. The new addition to the BLUEGRIP table tennis rubber series is slightly harder than the BLUEGRIP S2, but significantly softer than the C1 and C2 versions. Thus, the BLUEGRIP S1 represents the missing element in the product range of this successful table tennis rubber series the model for stronger professional players for whom the S2 is a little bit too