The quality is superb. I was afraid that it wouldn't be as good-looking as it is on the picture, but it actually great. Also, It absorbs sounds as well as it looks :)
I put this one to my wall and 2 "PET Ceiling Absorber 120 WH" panels on the ceiling and the entire room now sounds completely different than the same exact rooms in my house.
Totally recommended and worth the price 100%