Bed Bridge, Mattress Bridge, Twin Bed Bridge, King Bed Bridge or Foam Bed Bridge. Call it what you want! Make two Beds feel like one with our Foam Bed Bridge. No more "crack in the middle" between your Twin Adjustable or Standard Beds. Made of hypo-allergenic poly foam. Fits snuggly and measures 72" long by 14" wide and is 3" deep.