Adjusting the clamps is a lot easier with that. If you flip the little lid you can see a dot that turns orange if they need charge or green when fully charged. The only downside is pointy, narrow toe box. USB-C feels less prone to failure than micro USB. Needed additional hanging space for new housemate. I use the earphones only occasionally, and that one full charge in the beginning has lasted me almost a month now. " For the heel, I used the hiker heel lock down lace method to get a better heel lock, but even without using that method the heel lock was acceptable. The sandals I received were different in one important way from the picture online. However, there were some issues. Not to mention that you cant move forward, zoom in, and then shoot in any first/third person shooter.