Here are the shortcomings. She said they were the best quality beads shes purchased in quite some time. I now own three pairs of these sandals. This isnt a huge deal since you only need 1 connector to make the 110" track. Each ear piece is about 5 inches in diameter. The treble is especially brilliant without being harsh. Im a 20 plus year cook. With my cheap headset I couldnt tell exactly what direction the sound was coming from. This replacement is secure and much more robustly designed. The color is very pretty with all its different colors!