The F-Lite 250 has a performance fit and 6mm that's differential ideal for weightlifting and running on hard pack terrain. Reinforced medial and lateral sections increase protection for climbing ropes. The large contact area sole design enables good grip and stability when running or training. Features: - Fit: S = Standard fit, which allows for a roomy, more generous fit - Synthetic upper - Mesh lining - Injected EVA midsole - Sticky rubber F-lite outsole - 6mm drop - Weight 8.5oz (size 10) - Only available to ship within the USA