Harness Booster 76-150cm (15 Months to Approx.. 12 yrs). Harness Mode 76-105cm (15 Months to 4 yrs), Highback Booster Mode 100-150cm (3.5 to 12 yrs)

•i-Size and R129 safety - This harness booster meets i-Size and R129 standards. This means Energi i-Size R129 has undergone more extensive side impact testing and is compatible with any i-Size approved vehicle

•ISOFIX and top tether for extra safety - Energi i-Size R129 comes with one-click, colour-coded ISOFIX connectors and top tether installation. In harness booster mode, use both to ensure the car seat stays in place. In highback booster mode, your vehicle’s seat belt is the main installation method, but you may still use the ISOFIX connectors for additional peace of mind

•2-in-1 car seat - Get more longevity out of this car seat thanks to the 2 forward-facing modes. From 75 to 105cm (15 months to approx. 4 years), use Energi i-Size R129 as a harness booster. When your child reaches 100cm (approx. 3.5 years), you can store the harness away and transition to highback booster mode until your big kid reaches 150cm (approx. 12 years)

•Safety Surround Side Impact Protection - Energi i-Size R129 is equipped with Safety Surround Side Impact Protection, which wraps around your child and provides enhanced head and body protection

•No-rethread harness, 15-position headrest, Built-in ventilation, Integrated colour-coded indicators, Plush memory foam seat, Padded armrests, Integrated harness storage, Open-loop belt guides, 5-point harness, Machine-washable covers