Finally caved and bought these under-the-radar closed planars. I'm impressed! Can be found for around $200. Good isolation, perfect for in my office cube. They blow away my other closed cans (ATH-M50X, Senn Momentum). Pretty similar to my Mayflower modded T20RP, but a high-mid boost reveals more detail. The planar sound is like a closed HE-400i, which I love. Better subbass, maybe less delicate and airy than the HE-400i, but very good overall. Solidly built. The earholes are small - - think first gen Momentum over-ears. Fit me fine (big head...