not my cup of tea = something not to your liking; something you don’t like to do
(rus) Это не моё, это мне не нравится.
Examples:
1) reality shows are not my cup of tea;
2) some people love playing video games, but it’s not my cup of tea.
This entry was originally posted in my livejournal (LJ) but I don’t use LJ anymore so I’ve transferred all of my Livejournal content to this website.