Tips for Buying Minimalist Barefoot Running Shoes. Nike.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).
A Closer Look at the Nike Free 4.0 Flyknit • Highsnobiety | Nike free flyknit, Nike shoes women, Free running shoes
Nike Free 4.0 Flyknit Men US 8 Gray Running Shoe - Walmart.com