SKU: 49392708663
cybex eternis s all-in-one

cybex eternis s all-in-one CYBEX Eternis S SensorSafe All-in-One Convertible Car Seat

Sale price$24.91 Regular price$27.68
Save 10%

Pay in installments of $6.92 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Nov 11 - Nov 16

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

cybex eternis s all-in-one CYBEX Eternis S SensorSafe All-in-One Convertible Car SeatThe CYBEX Eternis S with SensorSafe is the only car seat your child will need from their first ride home through every carpool adventure. With its three adaptable modesrear facing, forward facing, and boosterthe Eternis S is designed to protect children from birth up to 120 lbs. Built with CYBEXs signature safety features and thoughtful design, it ensures unparalleled comfort and security for your little one at every stage. From its advanced Linear

The CYBEX Eternis S with SensorSafe is the only car seat your child will need from their first ride home through every carpool adventure. With its three adaptable modes—rear-facing, forward-facing, and booster—the Eternis S is designed to protect children from birth up to 120 lbs. Built with CYBEX’s signature safety features and thoughtful design, it ensures unparalleled comfort and security for your little one at every stage. From its advanced Linear Side-impact Protection (L.S.P.) to the intuitive SensorSafe™ technology that monitors your child’s well-being, this car seat provides peace of mind wherever the road takes you.

What Is SensorSafe? Keeping Your Child’s Safety Front and Center

Equipped with SensorSafe™ technology, the CYBEX Eternis S delivers real-time safety alerts directly to your phone via the SensorSafe app. This innovative chest clip tracks critical safety indicators, such as unbuckling, temperature, and even periods of inactivity, helping you ensure your child’s safety without taking your eyes off the road.

Cybex Eternis S SensorSafe All-In-One Convertible Car Seat Features

3-in-1 Versatility: Switch between rear-facing (4-50 lbs.), forward-facing (22-65 lbs.), and booster (40-120 lbs.) modes to accommodate your child’s growth.
SensorSafe Technology: Safety alerts for peace of mind, including temperature and child unbuckling notifications.
Linear Side-Impact Protection (L.S.P.): Absorbs up to 25% more impact forces in a near side-impact crash.
12-Position Height-Adjustable Headrest: Grows with your child, making adjustments easy with no need to rethread the harness.
Internationally Patented 3-Position Reclining Headrest: Keeps your child’s head in a safe, comfortable position, reducing the risk of forward head slump.
In-Seat Recline and 6-Position Seat Recline: Designed for ergonomic support and extra legroom in the rear-facing position.
Magnetic Buckle Holders: Allows for easy seat entry and exit without searching for the buckle.

Cybex Eternis S SensorSafe All-in-One Convertible Car Seat Weight and Height Limits: How Long Can You Use Cybex Eternis?

Designed to grow with your child, the Eternis S supports rear-facing up to 50 lbs. or until your child reaches 48 inches, forward-facing up to 65 lbs., and then transitions to a high-back booster for children up to 120 lbs. This extended lifespan means your child can enjoy the safety and comfort of the Eternis S for up to 10 years.

Is CYBEX Eternis FAA Approved?

Yes, the CYBEX Eternis S is FAA-approved for air travel, ensuring your child’s safety in-flight. The FAA recommends securing children in an approved child restraint during flights for additional safety during unexpected turbulence. As always, please confirm with your airline before departure and refer to the car seat’s manual for aircraft installation instructions.

Cybex Eternis S SensorSafe All-In-One Convertible Car Seat Manual and Instructions for Installation

Installing the Eternis S is straightforward with CYBEX’s clear, detailed instructions, and it offers LATCH compatibility for secure installation. For a perfect fit and peace of mind, refer to the user manual for guidance on latch, tether, harness, and recline limitations for each mode.

Cybex Eternis S SensorSafe All-in-One Convertible Car Seat Reviews: Why Parents Love It

The CYBEX Eternis S with SensorSafe has received high praise from parents and caregivers who appreciate its seamless blend of safety, comfort, and durability. Many users highlight the SensorSafe technology, noting that it provides an added layer of security, especially for longer drives or busy days. Parents also love the versatile design, allowing them to use one seat for all stages of their child’s growth—from birth up to 10 years. The seat’s sturdy steel-reinforced frame and the unique L.S.P. system are often mentioned in reviews as standout safety features that make parents feel confident in their choice.

Another common highlight is the ease of use. Parents appreciate the adjustable headrest, easy recline options, and magnetic buckle holders, which simplify getting children in and out. Overall, the Eternis S offers long-term value and trusted safety, making it an exceptional investment in your child’s travel safety.

Shop the Cybex collection

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 49392708663

Discover Niche Categories That Outsell cybex eternis s all-in-one

Top-Converting Item to Boost Your Average Order

4.0 ★★★★★
Based on 27 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
M
Verified Purchase
Mae Kelm
Lexington, US
★★★★★ 5
The Amazon Basics 2-ply toilet paper is a solid, budget-friendly
Size: 350 sheet (Pack of 30)
It’s a practical, affordable toilet paper that gets the job done well—best suited for those prioritizing value over luxury. The Amazon Basics 2-ply toilet paper (30-roll pack) is a solid, budget-friendly option that performs well for everyday use. It strikes a decent balance between softness and strength—comfortable enough for regular use while still being durable and absorbent. Many users appreciate the large quantity (10,500 sheets total), making it a convenient and cost-effective choice for families or high-traffic households.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026
N
Verified Purchase
Nell vance
Houston, US
★★★★★ 5
Saving money on a great product
Size: 6 Rolls (350 Sheets each)
Doing a review on toilet paper lol Well this is cheaper than any I can buy anywhere and it's really good toilet paper and im very picky about my tp it's soft absorbant and a roll lasts a long time about a week and a half butt I do live alone ..I'll always buy this And I've recommended it to friends who are happy with it too In today's world it's always nice to save a few bucks and still get a quality product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
M
Verified Purchase
Michael McDonald
Boise, US
★★★★★ 4
Great value, surprisingly soft, and lasts a long time
Size: 350 sheet (Pack of 18), Size: 350 sheet (Pack of 18)
This Amazon Basics toilet paper is honestly much better than expected. The 2-ply material feels soft and comfortable while still being durable enough for everyday use. It strikes a nice balance between comfort and strength without feeling too thin. The roll count offers excellent value, especially for families or households that go through toilet paper quickly. The larger roll size means fewer roll changes, which is always a plus. I also appreciate that it doesn’t create excessive lint and works well without clogging issues. For a budget-friendly household essential, the quality is surprisingly solid and very consistent from roll to roll. Overall, this is a dependable and affordable option that performs just as well as many more expensive brands. Soft, practical, and a great value for the price. Highly recommended!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 15, 2026
J
Verified Purchase
Jomal
Bozeman, US
★★★★★ 5
Solid
Size: 350 sheet (Pack of 30)
I think this is a great toilet paper as it is a fair price point and is long lasting but also soft not rugged. I have been buying the amazon brand now for some time they make solid paper products and it compares well to the big name brands like Charmin.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
M
Verified Purchase
Mark
Battle Creek, US
★★★★★ 5
A Clean rear shouldn’t break the bank.
Size: 350 sheet (Pack of 30)
If you're on a budget but still want a reliable bathroom companion, look no further! This bathroom tissue strikes a good balance between strength and softness—it may not be the cloud of fluff that some might prefer, it's a decent swipe when you need to wipe. After 58 years of toilet tissue trials, my rear has developed quite the resilience, so I appreciate a roll that does the job without fuss. Plus, it plays nicely with our plumbing, avoiding troublesome clogs that can come from some of the plush options available. It’s a solid pick for those who know the importance of quality without breaking the bank!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 15, 2026

recommand products