Infants and newborns weighing between 7 – 15 pounds must use the Baby Tula Infant Insert with the Standard Tula Baby Carrier.
The Infant Insert is recommended until your baby can sit independently with knees dangling down freely in an ergonomic spread squat position and is a minimum of 15 pounds.
The Tula Toddler Carrier cannot be used with an Infant Insert or with any baby below 25 pounds.