texture pattern ai pattern vector eps pattern vector ai free vector pattern flowers pattern vector background pattern pattern metal pattern grunge pattern elegant pattern vintage floral pattern background pattern vector background pattern steel pattern floral pattern seamless floral pattern flower pattern abstract geometric pattern vintage pattern background geometric pattern dot pattern line pattern vector line patterns seamless pattern triangle pattern camouflage pattern circle pattern camo pattern foliage pattern wave pattern halftone pattern lace pattern star pattern islamic pattern pattern design wood pattern wallpaper pattern box pattern paisley pattern stripe pattern swirl pattern diamond pattern grid pattern hexagon pattern