Here Is a full tutorial on how you can reuse the 6D extensions. It’s not as time consuming as it looks once you know what youre doing and also I was filming so it usually takes like 2 min. These do have to be reinstalled everytime. Usually every 6-8 weeks. This is why I probably would do a full head of them but they are great for areas you cant put another method because they are so invisible! Let me know what you all think?