※ If you have a desired price, please register your desired price instead of commenting. This is a napnap baby carrier for both front and back carry. I used it for about a year and have washed it at home. There are no noticeable stains. [Front Carry] For babies whose necks are stable, 4-24 months (approx. 13kg) [Back Carry] For babies whose necks are stable, 4-48 months (approx. 20kg)