There are no highs, the mid range is distant and sounds like 2 cans and a wet piece of string. These slippers are really cute and very warm with a decent sole that could be worn outside if needed. I believe they will hold up to normal use if you are not the type of person to be rough with your toys. Sound quality and using the volume buttons work well, but consistency is a major flaw and makes using this aux cord impossible. Even better you get an EXTRA paracord cable. I didnt need a hammer or mallet to get the metal rods to fit into their pockets; I could just push them into place with my hands (and Im a woman of average size and strength, not a Hulk). Lo trovo un comodo strumento per allenamento in casa e questo articolo nel complesso ha soddisfatto le mie richieste , prodotto indicato principalmente per allenare le braccia in modo completo , buona la qualità costruttiva e la resistenza dei materiali . The left slipper is coming apart. Obi Wan it will be your ONLY hope. On the first wear the toe part split away from the sole.