Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
I scanned a paper coffee cup. You know, in case you need it.
Source Atle Mo
If you want png files of thisu can download them here :
Source Viscious-Speed
Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
Background Wall, Art Abstract, Blue Well & CC0 texture.
Source Ractapopulous
Derived from a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
Just like the black maze, only in light gray. Duh.
Source Peax
A seamless pattern formed from cross 4. To get the original tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Pattern Background, Texture, Photoshop Structure style CC0 texture.
Source Darkmoon1968
Prismatic Geometric Tessellation Pattern 4 No Background
Source GDJ
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
A seamless dark leather-like background texture with diagonal lines that look like stitches.
Source V. Hartikainen
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A seamless texture of an abstract wall colored in shades of light orange brown.
Source V. Hartikainen
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin