or be a little frustrated when you cant seem to get it in and zipper the case closed! The treble does have a bit of sibilance in some vocal and some instruments, but its not fatiguing or brittle. Have not developed holes anywhere. The boom is the perfect length and stays just out of the way. I bought a large bottle, along with the tech-wash product for pre-washing. For the most part, this is a nice pair of wireless earbuds. 5) and it wouldnt have fit as perfectly as the "9" (9. BT: AT connection is very solid (no complaints) connects to the last paired device, but ability to change paired connections on the fly is limited. great headphones. 3 Monaten die Korksohlen vorne gebrochen.