How do i add my own textures properly? (TF2)

[boj]

I downloaded some custom textures from FPSbanana and I tried putting them in the right area and stuff but then that breaks every single TF2 texture in the game but the HL2 textures are still okay.
Here are some screenshots:

This is where I put the files:


Aaand this is what happens to my game once I do that:

[Mehis]

The folders seem fine. You should try looking into the VMT files. There's basically no other explanation that I can think of, lol.

[Knights]

Visiting and downloading stuff from FPSbanana is the problem... It looks like the names are correct but the vmts arn't pointing in the right direction.