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 Women's Running Shoes, 7, Black/white/dark Grey: Buy Online at Best Price in UAE - Amazon.ae
Nike Free 4.0 Flyknit Black Men's - 631053-001 - US
Nike Free 4.0 Flyknit Men Running Shoe Black White Oreo 631053-001 Multiple Size | eBay
Nike Free 4.0 Flyknit 'black' for Men | Lyst
Nike Free 4.0 Running Shoes (Black, Dark Grey, White) 6.5 US Men : Amazon.com.au: Clothing, Shoes & Accessories