abstract
alloy
aluminum
art
background
banner
bar
board
border
brushed
construction
copy
design
format
frame
framework
gray
grunge
hard
illustration
industrial
industry
iron
layout
line
material
metal
metallic
old
pad
page
panel
pattern
piece
plate
polish
screw
sheet
shine
silver
space
stainless
steel
stripe
surface
tablet
template
texture
textured
wall