These are paper paper clips, so feel free to write notes directly on their top tabs. You could use them instead of staples or as mini bookmarks, perhaps? Made from chipboard paper, they’re sturdy and reusable, and, at the end of their life, you can throw them in the recycling bin.
Materials: Chipboard Paper
Dimensions: Length: 2” Width: 1”
Available from Rikumo, $6.00.