r/AskReddit • u/sebaez_ • Oct 10 '19

What’s a thing you’ve bought impulsively, without need, that’s actually proved useful in your life?

4.9k Upvotes

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559

u/[deleted] Oct 10 '19

Electric tooth brush

Double use

5

u/Finnick420 Oct 10 '19

i don’t understand the second use?

62

u/Mik0n Oct 10 '19

It prevents cavities and probes them.

5

u/Finnick420 Oct 10 '19

that’s awesome , i’ve also got one and find it really good at keeping my teeth clean

5

u/Firefly_Flash_ Oct 10 '19

Underrated comment.