Introducing the Britax Safe n Sound Maxi Guard. It is Britax's forward facing harnessed seat with Active Head Restraint (AHR) headrest. Suitable for growing children from approx. 6 months to 8 years. The 6 point Hassle Free Harness keeps your most precious cargo securely restrained and safer for longer. FEATURES: - Harnessed for Longer: Using a 6 point harness for as long as possible keeps your child securely restrained and safer for longer.- Active Head Restraint (AHR): Simple to use adjustable headrest designed specifically with deep side wings lined with EPS to shield and protect your child’s head in a side impact crash.- Easy Adjust Headrest: With frontal ease of access whilst the child is seated, the easy adjust headrest can be height adjusted without uninstalling the seat. No need to rethread.- Hassle Free Harness: The Easy Adjust headrest automatically repositions the shoulder harness without the need to remove the seat for rethreading. The Hassle Free Harness™ reduces the risk of incorrect installation whilst growing with your child.- Ease of Use: Pivoting armrest along with EZ-Buckle insert enables ease of entry into the seat, while helpful holders store harness buckles providing comfort for you child's journey.- Slim Outer Width: Allows multiple car seat configuration in a vehicle.- 2 Recline Positions: Offers additional comfort for your sleeping child.- Practicality in Mind : Quick remove cover - no need to remove harness!- Comfort with no compromise: Generous internal seating area and comfortable trim padding including cushioned insert and shoulder pads provides excellent travel comfort for your child. SPECIFICATIONS: - Lower Height Marker: 290mm approx.- Upper Height Marker: 510mm approx.- Seat Weight: 6.3kg.- Suitability: 6 Months to 8 years approx.- Dimensions: 460mm W x 505mm D x 680 - 865mm H.