Do you know what oil is this

https://www.xmegadrive.com/videos/playobey-quantum-lock/

https://www.femdomvc.com/video/83941/bossy-delilah-face-sit-2/

Hi,in some of facesitting videos I see some women use an oil like the videos in these.I want to try this with my partner.Do you know what oil or oil type is this ?