paired items
noun phraseUK /peəd ˈaɪtəmz/
US /perd ˈaɪtəmz/
Two things that go together as a set.
The socks are paired items, so you need both of them.
OTHER MEANINGS
2. Two objects used together for one purpose.
The gloves are paired items for keeping hands warm.
3. Items that are linked or grouped in a list or system.
The software stores paired items in the same folder.
4. Two things that look the same or work as a team.
The shoes are paired items because they are identical.