Discussion in 'Strings' started by diredesire, Aug 22, 2008.
Newest, as of 2014:
As of 2015 Isospeed V 18 1.12 is the softest poly yet tested, rated at 156.
Newest, as of 2015:
No surprise that the long time champion is Babolat Tonic + Longevity (BT7)
Here is the TW Tennis University version:
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