Table 1: Maximum (vmax), mean (vmean) and minimum (vmin) velocities, and fatigue index (FI), during all-out 25m races using stiff and fiber fins.

Test Conditions vmax (m.s-1) vmean (m.s-1) vmin (m.s-1) FI (%)
Stiff fins 1.76±0.05 1.38±0.06 1.04±0.10 11.98±3.64
Fiber fins 1.77±0.05 1.42±0.09 1.03±0.15 13.13±2.10