Traction indoors on smooth concrete is weak, as this occupation tends to be a dusty environment with construction equipment. They were amazing and gave you a massage every time you took a step. And I flicked them up into my ears. My feet did not blister at all and I was able to wear these from noon until midnight without taking them off or being uncomfortable! This means that music retains a lot of texture that is typically lost, and it brings out smaller background sounds that are typically masked over or more easily ignored. The sound quality is great, but the mic boom makes it not worth buying. I can?t tell you how much I love having a slip-on Chaco for days I?m on the river and camping. En general si puedes encontrar un lugar donde audicionarlos recomiendo altamente que lo hagas porque sí es una experiencia potencialmente MUY diferente a lo que pudieras estar acostumbrado, te podrías sorprender mucho de que existan audífonos así. I wanted my 18 year old son to try them. It is not perfect, but it is very good.