They say nothing lasts forever, but that might not be the case for the people who love these incredibly popular running shoes ...

Nike Running Flatiron lives and breathes running, and offers interactive Pro Services, which include free Nike+ group runs (test out shoes or watches), bra fittings, and Run Analysis. The Run ...

These held up amazing running daily, playing games ... Also great with jeans!" If you're a Nike Member (free to sign up), you can also look forward to free shipping on all orders over $50 ...