They are comfortable and waterproof. Normally I put hooks in the ceiling and hang by the wheels but the ceiling was too high. 5 medium width shoe and that is what I ordered. That will teach me to check items as soon as I receive them. I also occasionally find myself pressing down the right mouse button by accident, not sure if its just too sensitive or if its myself being a bit heavy handed. I was hoping for an affordable option for working from home answering calls. Even though these were better priced for the same exact brand from the school. & lovely sparkling straps too ?? Pros:Plenty of volumeVery light weight and comfortableGood external noise reductionConsistent top quality sound on both endsVery good battery lifeCons:Volume of caller id and system is much lower than callers voice I?m still wearing it now and don?t want to take it off.