The onion metaphor is of collateral character. If you peel the outer layer off an onion, a similar onion exists within the outer layer. This structure is employed by designers in applications such as Nesting Dolls the layering of clothes or the architecture of tables, where a smaller table sits within a larger table and a yet smaller one within that. See also onion routing.
| Mamontova, the wife of Savva Mamontov, presented the dolls at the World Exhibition in Paris and the toy earned a bronze medal |
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| Soon, many other places in Russia started authoritative matryoshki of various styles. |