Nike Free 4.0 Flyknit Running Shoes - Women's Size 6.5 - Black White | eBay
Nike Free Flyknit 4.0 – Nikki's Cray Shop
Nike Free Flyknit 4.0 | Hypebeast
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).