it gave way and the pastings came off within 2 week of use and cannot be used now. These flip flops are beyond comfortable and do not start hurting your feet unlike the old navy flip flops I would purchase. I experienced no trouble and if the connection dropped due to distance, reconnection was automatic. He had a really tough time breaking these in. I did not have to struggle with at all. These slippers ran smaller than I expected. Two thumbs up. The boning feels strong but is flexible which is why I do think this is a more of a beginner corset. I was also worried about finding a good marker to use on the black empty labels, turns out they provide one for you so no need to use the trusty silver sharply that has too wide of a tip to look nice on the small labels. Unrelated to the sound quality: Ive never owned a paid of ear buds that got as tangled in my pockets as these do.