The XSF series provides ultimate compatibility to fit any platform, slat, or stage beds. The XSF200 series features 2 motor head and food adjustment with patent pending Soft Form technology and a foldable design. The XSF200 series also features a wireless backlit hand control and access to the MotoSleep App. Free stabilizer brackets are included and there is the option for adjustable legs. Please note: a king mattress requires two twin xl foundations (sold separately).