grunge speckles seamless texture. grit grain background. random splashes repeated effect. dirty overlay repeating

seamless texture particles grit grunge speckle repeated background sprinkle dirty distress dot drop effect grain gravel grungy ink messy overlay paint pattern poster sponge print scratch snow spatter speck splash splat splattered spot spray textile vector wallpaper white worn backdrop fabric rough monochrome random noise sand gritty dust mote