Nike Free 4.0 Running Shoes (Black, Dark Grey, White) 6.5 US Men : Amazon.com.au: Clothing, Shoes & Accessories
Nike Free 4.0 Flyknit - Mens Shoes - University Red/Black-Total Crimson-Racer Blue | Pro:Direct Running
Have used these Nikes back in 2015 ( Nike Free 4.0 v3). Personally loved the comfort of these shoes. I can't find these anymore where I live ( not in the US).