They lock easy and solid with the throw lever and can be adjusted quite a bit. The stand occasionally tips forward and only stops at a certain angle. Ive been using Boses Quiet Comfort 35 wireless headphones. These headphones are a surprise package, the build is amazing, sound is crystal with enough bass and the mic is spectacular. He has a little room but his heel isn?t popping out. I purchased the Size 7 after reading the reviews, and this is perfect for those of us who normally wear a 7. They look epic. Updating this review. A couple of my black pieces had slightly broken edges but due to the timing, I decided not to send the items back for replacement. 8m HS-NB05USV?????????????????????????????????????????????????????????