Nike Free 4.0 Flyknit Black Red Grey Running Shoes Kicks 6 - 12 Mens | eBay
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 580406-101 Free 4.0 V3 Women's White Black White Sneakers Size 5.5 | eBay
Mens Nike Free 4.0 Flyknit Bright Crimson Black Hot Lava Volt 717075-6 - Walmart.com