Chair came quickly to the top was just unfortunately had an armrest defect after which I wrote an email the same one please contact me as soon as possible since it should be a gift! That's what you done immediately and within 4 days the new armrest daStuhl was assembled - just top quality and very bequemDas people here write the massage function too loud would be very angry, please what can you expect for the price in this function? We do not find absolutely loud The chair is super it would again order now, of course we will see how long he keeps .... So I can only say chair super helpful and quick contact and promte spare parts delivery ... thanks for this again