refillablebinding

noun
UK /ˌriːˈfɪləbl ˈbaɪndɪŋ/
US /ˌriˈfɪləbl ˈbaɪndɪŋ/

A refillable binding is a cover for papers that you can open and fill with new pages again and again.

She put her new drawings into the refillable binding so she could add more later.


OTHER MEANINGS

2. A book cover designed so new page blocks can be inserted when the old ones are full.

The refillable binding let him keep using the same cover all year.

3. A stationery system where the spine or rings can be reopened to swap pages.

This refillable binding uses simple clips instead of glue.

4. The act of putting fresh pages into a reusable cover.

Refillable binding takes only a minute with these snap rings.