18 objects that are perfectly designed and can't be improved any further

Some things are so timeless, recognizable, and intuitive that it doesn't make any sense to try to improve them.

Business Insider spoke with multiple designers, including Peter Rohles, an industrial designer at the software company solidThinking, and Dan Formosa, a former designer at OXO, to get a sense of which products are at or approaching perfection.

Here are the products that don't need any second thoughts.

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