The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
This is a seamless pattern which is derived from a flower petal image.
Source Yamachem
This pattern comes in orange, and it looks as if it is "made of glass".
Source V. Hartikainen
The image is a design of blue glass.How about using it as background image?
Source Yamachem
Paper pattern with small dust particles and 45-degree strokes.
Source Atle Mo
Prismatic 3D Isometric Tessellation Pattern 6
Source GDJ
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
This is the remix of "Strawberry Pattern Background" uploaded by "GDJ". Thanks. I realigned strawberries so as to get seamless and changed the BG color.
Source Yamachem
If you don’t like cream and pixels, you’re in the wrong place.
Source Mizanur Rahman
By popular request, an outline version of the pentagon pattern.
Source Atle Mo
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
The perfect pattern for all your blogs about type, or type-related matters.
Source Atle Mo
Background Wall, Art Abstract, white Well & CC0 texture.
Source Ractapopulous
Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
The square tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Zero CC tileable Crackled Cement (streaks) texture, photographed and made by me. CC0
Source Sojan Janso
Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin