Everything in that flat came with a return window and you have never used one.
Ask why not.

It is not that the things were right. Two of them are the wrong size.

Sending something back would be a signed admission
that the person it was ordered for is not coming,
and you are still expecting them —
and the window closes at thirty days, and expectation does not close at all.

The Book of the Merchant — Arrival 47:8