Meet the Joie Elevate Group 1/2/3 The Joie Elevate is a streamlined guardian that is designed and engineered to suit your little one from 1 years of age all the way through to 12 years. The amazing flexible features are designed to grow and truly go the distance with your child. This particular car seat is suitable for your baby from 9kg until 18kg with the built-in harness. Furthermore, this does not stop here! From 15 to 36kg, you can remove the harness and use this clever seat as a High Back Booster – which lasts your little one until about 12 years old. Side impact protection provides your child with added security for around the head, body and hips – ensuring maximum protection at all times and on all of your fun-filled adventures.