Here are 3 totally free high quality and high resolution (3220×2400px) grunge textures. You can use this textures any way you want but please give us a credit. Previews are very low quality. Download here.  →

SpoonGraphics released at their blog 5 high resolution and high quality paper textures.Textures are scans of parcel wrapping, grocery bags and old envelopes. They can be used for personal or commercial products. Take a look here.  →