Standard metal adjustable frame
$50 adjusts to fit twin, full, and queen.
$60 adjusts to fit queen, eastern king, and cal king
 
***This can only be purchased with a mattress and not by itself
 
Mattress Dimensions:
Twin: 75” by 38”
Full: 75” by 54”
Queen: 80” by 60”
Eastern King: 80” by 76”
Cal King: 84” by 72”