Learn from Forever 21, theres fatigue w fast fashion and durable, sustainable clothes are on trend. The instructions tell you to put the wheels on before you put the Shelves on. I suppose the allen screw will loosen over time but can be easily tightened. Lots of padding makes it very comfortable. Premier retour du Cardo freedom 4+ reçus, installés et testé aujourd?hui. Being able to wash them easily has been a godsend! I followed the instructions. I am alerted that for $3 PER MONTH FOREVER I can join Tile Premium and do what I used to do for free. Im still not use the arch, its not hard or too soft. Im on the edge of replacing the earcups though.