These are dinosaur themed bookmarks.  Quick and easy to print requiring no supports and minimal infill.

These were made from dinosaur Meeple models by Roberth Johansson (https://www.printables.com/social/221466-roberth-johansson/models) and other models by Jourdo2k3 (https://www.thingiverse.com/jourdo2k3/designs).

See also my dinosaur refrigerator magnets set at (https://www.printables.com/model/585478-dinosaur-magnets).

and my Hearts, Stars and Flowers bookmark set at (https://www.printables.com/model/1281416-kids-bookmarks-hearts-stars-and-flowers).

Enjoy!