What's the difference between the Nike Free 5.0 Breathe and the regular Free 5.0's?
5.0 Breathe- http://www.eastbay.com/product/model:193809/sku:79960410/nike-free-5.0+-breathe-mens/grey/blue/?cm=GLOBAL%20SEARCH:%20PRODUCT%20NUMBER%20SEARCH#sku=79960410
Regular...