The BSF Baby Eleanor 4 in 1 crib contains a stylish wood design and uses a standard crib mattress not included‎.‎ In the crib conversion you can adjust the mattress to three different support positions to maintain safety for your growing baby‎.‎ This crib can be converted to a transitional bed for children who have outgrown their crib but still require the included safety bedrails‎.‎ Once graduated from the transitional bed Eleanor can be used as a child‎'‎s day bed until use of the full size headboard is needed‎.‎ The headboard attaches to a standard bed frame to create a full size bed‎.‎ Footboard can attach to the bed with adult rails not included but sold separately‎.‎the crib doesn‎'‎t include Mattress‎.‎ the Production Country is China‎;‎ however it‎'‎s imported from USA‎.‎