steel wire fence from the grid with blue polymer coating.

blue green line branch iron wing yellow fence twig bird glass animal net mast light leaf background barb barbed barbwire barrier black border boundary cage chain connection construction danger design equipment farm forbidden grid guard hole industrial industry isolated landscape macro mesh metal nature objects pattern prison private protection razor repetition safety secure security separation shape sharp steel texture textured wire polymer coating knotted tensile rust-resistant thick zinc plated withstand strength receive impact coating