Cereal saver, 1985.
© Science Museum / Science & Society Picture Library
Made by Tupperware. 1.7 litre container. 'Polythene' is easily moulded and can be made in bright colours. Tupperware is a well- known brand of household plastics and is sold through Tupperware parties. These parties, held in peoples' homes, were a new way of marketing products. Side view.