Nike Free 4.0 Flyknit Men US 8 Gray Running Shoe - Walmart.com
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 Flyknit 4.0 Review | Running Shoes Guru
Buy Free 4.0 Flyknit 'Black Green Orange' - 631053 006 - Black | GOAT