El único inconveniente son las tallas. I ordered this and it comes in. Issue:One big issue I had was a constant static/white noise, regardless of ANC status. I can answer phone calls but they can?t hear me. No se secan rapido, guarda mucha humedad Theyre very delicate, and the strain put on them while using them in bed is beyond what they can handle. Not neatly wide enough. Si vas a comprar procura que sea un número más chico que el normalmente usas. However, there is a major drawback. The strap here could be softer or wider or a wee bit higher for comfort but thats what I expect keeps the shoe on.