After sale, comapny will not address problems. They do not answer the phone (recording), and they will not acknowledge emails. I now have a $2700.00 useless piece of junk in my house. STAY AWAY from www.zerogravitybed.com ! I did find some good information about zero gravity beds at www.nogravitybeds.com. unfortunately for me, it was too late. Don't be a victim of zero gravity bed. read full review »