1920s or early 30s vintage pieces from a travel train case or a vanity set - these are a thin lightweight green plastic or celluloid material, showing age, wear and soil.
The hair brush has natural bristles, and the jars are glass, with the green lids to match brush and mirror. The hand mirror is about 12 1/2" long end to end. The large jar is about 4 1/2" overall diameter.