retro emblem print for t-shirt. groovy 70s logo with thunder bolt.

retro thunder print 70s groovy 60s 7039aph39s abstract apparel background banner beautiful bolt cartoon cool danger design doodle drug fashion graphic grunge high hippie icon isolated label lightning logo modern nature peace plant poisonous poster seventies shirt sign sixties sticker style t-shirt template tension emblem t-shirt bolt 1970s design vector typography