All of the hardware you need is included, and that definitely ads values to me. Construction is for light weight, yet pretty solid, 100 times better than those free headset you get, but may not survive abuse. The sole is made I think of rubber for those who want to go outside briefly can do so. I wish there were other colored set options available for purchase. leave the ego at the door and sleep comfortably 😴 I love them! I have heard this type of hiss in other products in the $250 to $500 range but at over $1k and the fact bose does not have this problem in any of their other products is quite baffling. This is well made and very sturdy. Out of the box, charged it up, connected it to my phone and I was off and running. I haven’t lost it yet. Sturdy E Z assembly