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).
Nike Free 4.0 Flyknit Running Shoes 717075 003 Grey Black Volt size 7 | eBay
A Closer Look at the Nike Free 4.0 Flyknit | Hypebeast