As requested, here are all YouTube videos posted on wikiFeet's walls.
Listing page 538 of 1932
Michelle Yarn
Right at the beginning, after 4 seconds, a closeup of Michelle's feet in the sandals; a couple of more closeups at 10:05 and 11:52
Posted by Rick N Roll on 2021-05-10 06:49:47
Valerie Stup
Closeup of Valerie's feet in flip flops at 7:45
Posted by Rick N Roll on 2021-05-10 05:35:12
Chloë Grace Moretz
https://www.youtube.com/watch?v=JYwctoufGfY
Posted by Sr Maya on 2021-05-08 17:31:48
Whitney Cummings
Posted by smallfootlover on 2021-05-08 02:43:13
Shawn Killinger
Shawn, both feet barefoot at the start and one foot shoeless throughout, does a nice sandal demonstration. A good closeup is at 01:16.
Posted by Chumpyman on 2021-05-08 02:13:43
Georgia Ellenwood
Feet shots in this video, notably around 5:20
Posted by chiggypo on 2021-05-06 22:01:33