Vintage Evening Bag Blue With Expandable /retractable Opening Medieval. 
Condition is Used. 
Exact age not known 
bag is 20 cm long to the top of closure
bag is 22cm wide 
bottom 8cm in diameter 
handle is 36cm long
closure is 4cm x 3cm
Fabulous item.
The expandable opening retracts and is closed with a  silver plated or sterling silver lid.
Some stamping - due to age hard to read
The material seems good it has a suspension chain type handle