A competitor to Nike's throne claims to have built the fastest shoe on the planet. Hard to believe? It brought receipts.

Puma claims the Fast-R Nitro Elite 3 is its "fastest ever running shoe," primed for use in the London and Boston marathons.

The era of the small running ... three shoes thanks to its aptitude for everyday runs and the fact that it’s the only one in the collaboration that was treated to a faint pink upper. Puma ...

Earlier this morning in Herzogenaurach, PUMA officially unveiled the much anticipated Fast-R NITRO Elite 3. It is the iconic brand's fastest-ever running shoe, engineered to aid your pursuit of a ...