road nails as a slip stop

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Size: 5315px × 3543px
Location:
Photo credit: © blickwinkel/D. Maehrmann / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: button, buttons, circle, circles, format, horizontal, knob, knobs, metal, metallic, nail, nails, nub, nubs, pattern, patterns, road, safe, safety, secure, security, slip, slippery, slithery, staircase, staircases, stairs, stairway, stairways, stone, stones, stop, street, structure, structures