You bought a sweater but than noticed it has got a hole/mark in it. You want to retourn it.
Theres a mark on it./ There's a hole in it.
You want to return a jacket you don't like. What do you say?
It doesn't suit me./ It doesn't look right.
You want to return jeans that don't fit you. What do you say?
They're the wrong size/ They don't fit
You bought expensive shoes, but you decided you don't like them. What do you say when retourning them to the shop?
I've changed my mind
You bought headphones, but they don't work. What do you say while retourning them?
They don't work./ They're broken.