Here are some Vector Rainbow Tiles. HQ Vector clip art of rainbow backgrounds. Can be used as a pattern for prints and digital graphics.

Size: 6 mb
Format: eps (Adobe Illustrator) (Adobe Illustrator)
License: creative commons attribution non-commercial
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The second set of HQ Oil Painting backgrounds and textures. Have Fun!

Size: 25 mb
Format: HQ JPG (8 compression)
License: free
Homepage: Painting textures

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Six Free Metal textures: Brushed, dark, stainless, titanium and grille metal textures backgrounds, with light effects.

Size: 10 mb
Format: JPG (3000×2000 px)
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An amazing collection of flowery backgrounds. All floral patterns can be repeated smoothly. Set include both file types: png single files and photoshop patterns - *.pat. Set cover wide variety of floral designs - ornaments, baroque style, curves, natural like flowers and leaves.

Size: 10 mb
Format: png +pat (photoshop patterns)
License: free
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Still using stripes for you backgrounds? So, just use online tartan stripes generator. It’s easy to use and very flexible setting. You can change amount of stripes lines, it’s color, yarn size, rectangle. You can preview you background as a single, tiled in a small window, or full screen preview! You can also view its gallery with the most popular shared tartans.

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