Came with rubber inserts so your bike wont get scratched, which is nice. Okay I love these hoops - comes with 2! No mention in the description that I also need to purchase an adapter. ) batteries die. I DO NOT know if it can be used for spying, but I would personally rather remove it. The bendy wire that wraps around your ear is very hard to keep in one shape, so expect to fiddle with that, a lot. Dont hesitate to buy! These cotton swabs also work well on adults and kids. Belle e funzionaliUnico neo la pelle attorno tende a fare caldo se si utilizzano per più tempo. This is my 6th pair of Vionic sandals.