Flexabed Twin Size Premier Adjustable BedFall asleep in comfort and wake up refreshed and relaxed. The twin size premier bed is the best alternative to a hospital bed. Flexabed even offers bed rails that raise lower for user safety and convenience. Quiet, adjustable actuators provide years of dependable service and uncompromised comfort at the touch of a button. Mattress Options: View a summary of available Flexabed mattress types. Made in the USA.