The ideal high chair for newborns the sitn relax is a very practical high chair combination with a baby and a high chair attachment the attachments are 7 position adjustable in height the snuggly baby attachment can be used from birth no matter at which table your little one will always sit at eye level with you and articipate in all family events thanks to the 7 position height adjustment you can recline the back rest of the baby attachment until the lying position is reached by using on