Spira Footwear

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Spira footwear manufactures running shoes with springs embedded under the heel and toe.

[edit] Controversy

Shoes manufactured by Spira are do not conform to International Association of Athletics Federations and USA Track and Field standards, and are banned from all racing events held under their purview. Nonetheless, the company has offered a million US Dollar bounty to two Kenyans if they win the 2006 Boston marathon wearing Spira's product.

[edit] External links