This was the right move. 5mm headphones (not like screw on adapters). I am an avid Merrell wearer and typically wear a 9. UPDATE: I find I dont like wearing the slippers all day around the house, I have to flex my toes to keep them from falling off. È possibile rispondere al telefono e anche utilizzarli singolarmente. It wasnt bad, but it has a rounded bottom and at times I felt unstable. No matter how much a scrub my feet the dye doesn?t come off. They are both beautiful and very comfortable! One person alone can put this on the car, but having an extra pair of hands around is helpful and advisable if you have someone around. The case is comparable in robustness to the Bose case, and is much nicer than what comes with the Plantronics or the other Sennheiser.