It has a great deal more headroom, less feedback, more clarity, a better mid range, crisp highs and solid lows. This company doubles their price due to covid, but doesnt tell anybody the j hooks come undone and can kill somebody. I don?t usually write reviews, but this is the most comfortable wedge I have literally ever worn. 0 and that?s the size I had in my previous pr from Isotoner a few yrs ago. dont buy. Really hoping I dont have to find replacements for my Sanuks. Theyre built well for a $40 product, and battery replacement -- the 3M Peltors Achilles Heel -- is sublimely simple, quick, and intuitive. No doubt by the end of the month, the whole thing might come off. Very soft and comfy. The rest of the finish was varnished and smooth