abstract filamentous background -

vector template element sample model shape pattern abstract mesh rete tissue network web net netting tissue system mesh-work rete structure framework frame framework net plexus tangle interlacement thread yarn filament fiber clue funiculus filamentous curly curling frizzy crimpy voluble crinkly curl swirl scroll tendril whorl plume twirl flourish magnetic field electromagnetic field annual rings annual zone growth-ring burlwood burl wave tide roller sea wash surge wavy corrugated undulating waved billowy undulated black white