CYBEX Eternis S™ All-in-One Convertible Car Seat-Pepper Black
$299.95












The new Cybex Eternis S all-in-one Car Seat is the only seat your child will need from birth and beyond. With three modes – rear-facing, forward-facing and booster, the Eternis S is designed for use from birth up to 120 lbs. The Eternis S offers an adjustable Linear Side-impact Protection (L.S.P. System), which absorbs up to 25% more impact forces in the event of a side impact collision and a patented 3-position reclining headrest, which helps prevent the child’s head from falling forward while asleep, guiding the head and neck into a safe position. These features, combined with a steel reinforced frame for strength and durability provide advanced child safety protection and peace of mind. When compared to the same car seat without L.S.P. Extended
Polyester
Rear facing from 4 lbs. To 50 lbs. Forward facing from 22 lbs. To 65 lbs., belt positioning booster from 40 lbs. To 120 lbs.
Adjustable Linear Side impact Protection (L.S.Percent system) absorbs up to 25% more impact forces in the event of a side impact collision
Patented 3 position reclining headrest helps prevent the child’s head from falling forward while asleep, keeping the head and neck in a safe position and ensures a comfortable sleeping position
12 Position, height adjustable headrest with an integrated no rethread harness for protection that grows with your child
6 Position one hand adjustable recline for the best fit to your car
Customers find the car seat to be of high quality, comfortable, and safe, with good crash test ratings and a premium appearance. They consider it a good value for money. Installation experiences are mixed – while some find it easy to install, others report issues with the harness tightening strap. The fit and mobility aspects also receive mixed feedback, with several customers noting it’s difficult to get tight enough and one mentioning it’s easy to move between vehicles.
$299.95
(as of Oct 13, 2026 06:12:27 UTC –
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