abstract
aged
alloy
aluminum
backdrop
background
black
brushed
carbon
chrome
dark
design
dirty
element
gradient
graphic
gray
grey
grunge
grungy
industrial
iron
metal
metallic
navy blue
note
old
panel
paper
parchment
plate
rusty
scratched
sheet
shiny
silver
simple
smooth
space
stain
steel
surface
template
texture
textured
vignette
wall
wallpaper
weathered