Hi guys, check this out. Here is free sample of Foot with high poly 3D model.

Available formats: OBJ (highpoly) -ztl (high poly)

You can import this foot you like in zbrush and attached to your model, then dynamesh it! Or either way, u can manually add more detail to this foot 3D model as you like.

Feel free to use this to speed up your process of creation. Thank you!

Cheers!