What is the base made of? OTTY 26 July 2019 13:36 Follow The base uses high quality materials including a solid larch and plywood base to ensure it stands the test of time. Related articles Is there storage space? What type of base is it? Where is your base made? Can you detach or swap the headboard? I tend to overheat at night, will an OTTY mattress be suitable for me? Comments 0 comments Please sign in to leave a comment.