Not part of a trinket set, these were produced as standalone pots.
Produced:
1935 onwards
Pieces:
Lidded powder pot
Known Colours:
Frosted blue, frosted pink, frosted green, frosted amber
Credits: Steven Bateman for the green pot photograph
Reference:
Baker, J. & Crowe, K. (1985). A Collectors Guide to Jobling 1930s Decorative Glass. Tyne & Wear County Council Museums.