The second time I wore these (first time was just for an hour), they started to fall apart. I plug it into my computer, listen to either I Tunes or Pandora Radio and can still do anything I normally would on the Internet. The leds work perfectly and its so colorful and cute. That is B&O. We stripped one out sure due to the angle and the very soft aluminum of the screw head3) the finish of the tree is black. I think it was not fixed properly in manufacture. wie gewünscht I’m not sure if they actually served a purpose to hold the shoe on or if they were just to give the shoe a cosmetic look of having laces - ? Otherwise, I love the shoe, little one loves the shoe and I plan to buy more. Child restraint system includes shoulder straps, seat bar, and foot stands/straps. They are super squishy and amazingly comfortable to walk on just like my old pair.