Babybjorn Air Mesh One with hooded cover Babywearing from 0 to 3 years, plus facing-out & back carrying Suitable from birth and up to 3 years, and adapts in line with your child's developmental stages in their early years. Use the upper height position for your newborn baby: carry them facing in and high enough so you can kiss the top your baby's head. After 5 months, you can also carry your baby facing out if they are ready. You can carry your child on your back after they turn 12 months old.