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 3.0 Flyknit 2015 Review: Flexible Sole, Sock-Like Upper, and Solid Cushioning in a Lightweight Package
NIKE FLEX 2015 RUN SHOES WOMENS 7 M SNEAKERS GREY / PURPLE TRAINERS | SidelineSwap
Nike Free Running Exclusive Colors - Sneaker Bar Detroit
Nike Free 5.0 'Boston Marathon 2015' Pack - Available Now - WearTesters
2014 Nike Free Run 5.0 Black/White Running Shoes 724382-002 Men 11 - SoldSneaker
Nike Flex Run 2015 Men's Running Shoes
2015 Nike Free 4.0 Flyknit Collection | The BrownMan Collective
Nike Free 4.0 Flyknit 2015 Review - LetsRun.com
2015 Nike Free Run Flyknit Orange/Black Running Shoes 831069-600 Men 10.5 | eBay
Nike Flex Run 2015 Men's Running Shoes, Blue/Silver, 7