Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
Abstract Stars Geometric Pattern Prismatic No Background
Source GDJ
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
Classic vertical lines, in all its subtlety.
Source Cody L
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
Submitted in a cream color, but you know how I like it.
Source Devin Holmes
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective