Those are boots. With tips. And a band.
In contrast to the loafers on the other guys.
Yep, the boot tips look like simulated slices to evoke something like the weirded sneaker-within-sneaker 'art'.
THE RED SHOES, Kate Bush
https://youtu.be/YUtuU3YWmiI
https://www.songfacts.com/facts/kate-bush/the-red-shoes
ANGELS WANNA WEAR MY RED SHOES, Elvis Costello
https://youtu.be/N0aAGP3ty_A
https://www.songfacts.com/facts/elvis-costello/the-angels-wanna-wear-my-red-shoes