Meaning of the word "hair elastic" in English

What does "hair elastic" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

hair elastic

US /ˈher iˌlæs.tɪk/
UK /ˈheər iˌlæs.tɪk/

Noun

a circular band of elastic material used to tie hair back

Example:
She always keeps a hair elastic on her wrist.
I need a hair elastic to tie my ponytail.