) Plastic doesnt feel cold against your heel like a metal horn does. I went from being able to do 2- 3 pull-ups to being able to do 8 at time with assistance. Our 4yr old wore these for two weddings and they were gorgeous on! The noise is load and painful to the ears. From the photo I assumed they were thick soled because of the black trimming but that?s all it is, trimming. It is not holding the mops and brooms. More specifically I bought this as it was advertised to work with Microsoft "Teams" on-line meetings communication application; and it does. It does what its supposed to do. We bought toddler size 6/7 for our 15 month old, they were too big. 1 cord doesnt make them louder, like its not a DAC type thing, its like a powered volume/game chat control.