Silver Cross Discover Group 2/3 Car Seat The Discover Group 2/3 Car Seat is suitable for use from 15-36kg which is around 4 to 12 years old and is commonly called a high back booster. Benefits Install safely in seconds with ISOFIX connectors Superb quality materials for style and durability Height & width adjustable to grow with your child About me The lightweight design of the Discover car seat makes it easy to move from car to car and is fitted into the car using the ISOFIX connectors - these are only used to keep the seat in place when your little one is not in the car, your child is held in place using the cars 3 point seat belt. Did you know that a high back booster that is not connected to ISOFIX connectors or held in place using a seat belt can fly forward at 30 times its actual weight in a front-end collision, imagine that hitting you in the back! Silver Cross have also considered the fact as well as getting taller your little one gets wider at the shoulder area, so as you lift the headrest to one of its 5 positions, the side protection expands ensuring they are comfortable as well as being safe. The backrest of the Discover also adjusts to fit your vehicle seat for a better fit. The ergonomic seat design along with the diamond quilted back panel offers the utmost in comfort and the natural bamboo fabrics are great for sensitive skin as well as being temperature regulating. You can also check you are installing the seat correctly with the simple step by step guide which will be available on the Car Safety Made Simple app which you can download to your phone. Specification Suitable from 15-36kg (approx 4 to 12 years) Forward facing R44/04 compliant ISOFIX installation