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# HoodieCarrier | PhysioCarrier until what age should I use them?

You can use your HoodieCarrier 1 & 2 and PhysioCarrier for **up to 3 years** or more depending on your child's body type. They have been tested for children **up to 20 kg**.

You can keep your baby in a physiological position from birth* until he or she is about 3 years old by adjusting your straps. Full buckle baby carriers, easy to use, for the long term!

*With the extension kit including the booster seat and the headres for HoodieCarrer 1 and PhysioCarrier