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adidas Performance Techstar Allround 3 Running Spikes - 9UK
SPRINTWEB forefoot to lock the foot down during the event-specific motion
Air mesh upper for maximum ventilation Synthetic overlays to hold the foot securely during all phases of track events
Soft collar around the ankle to reduce pressure on the ankle and Achilles tendon during distance events
8mm heel for protection
Pebax nylon plate outsole for ultimate energy return and durability Replaceable spike
