Mini Sneaker Keyring- Adi Superstar (White/Pink) – Diamond Kicks
OK, I know they aren't trainers, but they are adidas keyrings depicting the Manchester and Dublin from the City Series - available on eBay for not much money 😀
Adidas Yeezy Boost 350 V2 "Oreo" Core Black White 3D Mini Sneaker Keyc – Sneaker Chain Co