mushrooms silhouette in 1970 retro style. mushroom print for graphic tee. template for poster, sticker, banner, t-shirt,

1960 1970 1970s 70s art background card cartoon colorful comic cute decoration design doodle drawing element funky graphic tee groovy hippie hippy icon logo mushroom nature nostalgia poster print retro seventies silhouette sixties sticker sun sunlight sunset symbol shirt vector vintage