I thought these looked stretchy and super comfy with the knitted fabric but there is no give in them whatsoever, the hole is too small even to get my foot into and the toebox stupidly shallow. -- Build quality (clicks, button placement, feet, and grip texture) --Roccat is quite renowned for their build quality, at least in mice, and it continues here as far as I can tell. My issue and why it only gets 4 stars instead of the 5 is with my HifiMan Sundaras expanded to the 8th click on each side (I have a large head) my cables just manage to hit the end of the omega on each side. Delivered in 18 hrs. and whatever size you have take them off before you go somewhere where u dont want them to fall off. There is no spring tension on the rod and it seems to flop about. RTFM. Should be on the top or bottom. Bref comme je les ai acheté surtout pour Teams je les retourne. I have flat feet so stability is important.