Don?t know how we lived without them. Sometimes they tend to stretch depending on shoe style. That thing is a nightmare to get off. Also around ears is very comfortable, Ive worn other headsets where my ears will literally start sweating and I have to clean my ears like every 30 mins. Her feet are size 11 and these fit her feet with wiggle room. Covers entire torso. It doesnt matter if it is a Mac or a PC or if you use built in Bluetooth or the dongle provided. Priced at an Affordable $42. No setup - plug it in and its like (FINALLY) having the stability of a wired set. I was surprised this has bass and is loud.