If something is tailored, it is made or changed to fit a particular person or thing.
Tailored things are usually very nice and made just for you.
Examples:
The suit is tailored to fit him perfectly.
She tailored the dress to fit her better.
The tailored shirt looks very nice on him.
I want a tailored cake made just for me!
Her tailored shoes were the most beautiful shoes I've ever seen.
He tailored the plan to fit his needs perfectly.