Nike offers its Nike Women's Free RN Flyknit 2017 Running Shoes in several colors (Pink/Blue/White pictured) for $99.97. Coupon code "SAVE20" cuts that to $79.98. Plus, Nike+ members receive free shipping. (Not a member? It's free to join.) That's the lowest price we could find by $30. They're available in select sizes from 5 to 12. Deal ends August 13.