Rather than a pattern or as an added decoration, Lalique employs the snail shell innovatively to create the actual form of this unusual Art Deco vase. The same concept was implemented in some of his other designs, such as the 'Serpent' and 'Courges' vases.

cf. Felix Marcilhac, R. Lalique, Catalogue raisonné de l'oeuvre de verre, Les éditions de l'Amateur, Paris, ref. no. 931;
René Lalique exhibition catalogue, Odakyu Museum, Tokyo, 28 July-15 August, 1993, p.61