O-TORO isn’t hype – it’s science

According to Tennis Warehouse lab tests:

+104% spin potential vs Babolat RPM Blast 1.25
+104% spin potential vs Yonex Poly Tour Strike 1.25
+68% spin potential vs Tecnifibre Razor Code 1.25
+62% spin potential vs Luxilon Alu Power 1.25
+62% spin potential vs Volkl Cyclone 1.25
+54% spin potential vs Solinco Hyper-G 1.25

O-TORO has the
HIGHEST SPIN POTENTIAL
for ANY string
under 170 LB/IN stiffness
per Tennis Warehouse lab data

Punish your opponents, not your arm

The String Bar

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