This dxf file contains 12 different living hinge styles, each with varying degrees of flexibility.
Some of the designs barely flex, while others you can bent 180 degrees.
You can find a video showing how much each one flexes here:
https://youtu.be/uX5XqiHGB64
What's included:
You will receive a zip file containing dxf, ai, & svg files of the living hinges