Nike Free Metcon 4 Black White Men's - CT3886-010 - US
Nike Free Metcon 4 Training White Black CZ0596-010 Women's 6.5 US Shoes Sneakers | 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).