expression, noun which may take the genitive case particle 'no'
you get what you pay for; cheap things are often poor quality
Proverbial set phrase meaning that low price usually comes with low quality. Often used as a standalone comment or with ものだ.
You get what you pay for — it broke right away.
It's better not to buy cheap, poor-quality goods.
A set phrase combining the volitional/ presumptive forms of 安い (cheap) and 悪い (bad), literally 'if it's cheap, it's bad'. The derivation is transparent from its components.