feel a little small for the size they are supposed to be , maybe it depends on which country they are made in ? - Construction is solid. Absolutely hate the ?new? version! It has a button on there that easily changes volume and has a microphone Etc, and even comes with multiple size earpieces so you can get them bigger or smaller if you wish. The mic stopped working after 3 use. 1 then test, you will immediately know if youre getting true surround when the bass pounds your eardrums. I do a lot of different exercises, so if you are just using it for weights or for trimming you, it should work for you. Sturdy, it does the job. I dont care much for that since its for home use only. I work from home and wear them morning to night.