The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
A free tileable background colored in off-white (antique white) color.
Source V. Hartikainen
A seamless pattern of "sewn stripes" colored in light gray.
Source V. Hartikainen
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
Remixed from a drawing in 'Canadian forest industries July-December', 1915
Source Firkin
Submitted as a black pattern, I made it light and a few steps more subtle.
Source Andy
A version without colours blended together to give a different look.
Source Firkin
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
A light brushed aluminum pattern for your pleasure.
Source Tim Ward
Abstract Geometric Monochrome Pattern Prismatic No Background
Source GDJ
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
A heavy dark gray base, some subtle noise and a 45-degree grid makes this look like a pattern with a tactile feel to it.
Source Atle Mo
On a large canvas you can see it tiling, but used on smaller areas, it’s beautiful.
Source Paul Phönixweiß
Love me some light mesh on a Monday. Sharp.
Source Wilmotte Bastien
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
emixed from a JPG that was uploaded to Pixabay by Kyotime
Source Firkin
A light gray wall or floor (you decide) of concrete.
Source Atle Mo