Nike offers its Nike Men's Kobe Mamba Instinct Shoes in Red/Black or Grey/Gold for $79.97. Coupon code "SAVE20" cuts them to $63.98. Plus, Nike+ members receive free shipping. (Not a member? It's free to join.) That's tied with our mention from three weeks ago and the lowest price we could find now by $16. They're available in select sizes from 7 to 15. Deal ends August 13.