Suitable from around 2/3 months old up to 2.5-3yrs (20kg) LennyUpGrade it's a wrap conversion soft structured carrier, made from their own woven wrap fabric, that's why it feels really soft. It's made from 100% woven cotton, to fit perfectly around your baby’s body. With a great choice of lovely designs, LennyUpGrade stands out easily and the ergonomics, the comfort and the perfect adjustments make them ideal baby carriers.