abstract background board design grunge lumber old pattern plank rust rustic surface texture timber tree trunk wood wooden appearance artificial-leather backdrop blue closeup coated colored colors coloured colours covered covering creases decorative feel finish grain leather leather-texture mottled patterns raised soft surfaced surfaces surfacing tactile textured textures touch wrinkled wrinkles green red architectural architecture basic brick brick-wall bricks color colour exterior external rough smooth solid standard strength uneven variation varied various wall wallpaper