Nike Flyknit Racer Track Spike
Marathon runners won't be the only Nike athletes benefiting from the Flyknit revolution at the London Games, with this special Flyknit Racer track spike to be worn by the USA's Dathan Ritzenheim in the men's 10,000 m. Weighing in at a mere 110 grams the spike features a narrow fit tailor made for the rigors of track racing, flighty Flashlon foam and a sharkskin heel pad for increased grip. Check it out at .