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Thule Alfi car seat base, Thule Elm toddler seat and Thule Maple infant car seat each on a white pedestal with a white background.

A safe modular system, simplified

Our award winning car seats has been rigorously tested at the state-of-the-art Thule Test Center™, surpassing standards and exceeding expectations. The modular iSize Car Seat system consists of one base and two seats, and is designed to provide safe travel from newborn to 4 years of age.

Safety starts at installation

Safety isn't just about crash test performance; it begins with the initial installation. The car seat system by Thule offers clarity, simplicity, and reassurance to parents through its intuitive design and innovative Thule SenseAffirm System. Both the infant and toddler seat are equipped with Thule Impact Protection System that shields from side, rear and front impacts, offering all-around head protection for your little ones.

Easy as dock, lock and go!

The EasyDock technology makes it easy to mount the car seat to the base which is especially important for infant car seats to not disrupt your baby’s sleep. Its intuitive cone-shaped interface makes seat installation virtually effortless. Dock the seat at any angle from the car door, rotate to lock it in, and you’re ready to go. 

Designed for comfort and peace of mind

The infant seat offers an ergonomic lie-flat position on stroller, premium materials and a large water repellant and a sun protecting canopy. It’s also compatible with our award winning strollers, so you can go from home, to your stroller, to your car – all the way to your destination. The toddler seat offers three recline options, premium soft goods, a large headrest, a soft removable comfort liner, and pads for a cozy ride your toddler will enjoy.

A woman with brown hair and black clothes walking with a Thule Urban Glide 3 stroller and Thule Maple infant car seat installed on it.

Travel system ready

From your home, to your stroller, to your car – all the way to your final destination. Combine Thule Maple with our award winning strollers for a complete 3-in-1 travel system.


Thule Maple infant car seat in mid-blue placed on a white pedestal with a white background.

Thule Maple – An infant seat that keeps your baby safe and asleep for longer​

Crafted for safety and equipped with the Thule Impact Protection System, Thule Maple infant car seat envelops your baby in advanced protection and cozy luxury. The EasyDock technology ensures an intuitive and effortless installation, while its robust build and UPF50+ canopy bring peace of mind for every journey.


0–15 months | 40–75 cm | Max. 13 kg
Rearward facing

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Thule Elm toddler car seat in mid-blue placed on a white pedestal with a white background.

Thule Elm – A comfortable and protective toddler seat

Our toddler seat is designed with the worlds curious little people in mind. Surround your toddler with our superior safety from our Thule Impact Protection System, and all the comfort for a peacefull ride. With EasyDock technology and multi-angle rotation, the Elm seat offers both seamless installation and rotation for effortless in-and-out-access.


0,5–4 year | 67–105 cm | Max. 18 kg
Rearward, forward facing (only rearward in specific regions)

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Thule Alfi car seat base in black placed on a white pedestal with a white background.

Thule Alfi – An innovative ISOFIX car seat base

Experience stress-free installation and absolute peace of mind with the Thule Alfi car seat base that guides you through a secure setup, thanks to the Thule SenseAffirm System. Designed with parents in mind, it ensures a quick, intuitive attachment of seats, making every journey safer and simpler.


Compatible with Thule Maple and Thule Elm car seats

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Safety is in our DNA

Safety is our top priority, it’s been part of our DNA for over 80 years. We don't just talk safety; we live it. Our engineers, joined by our award-winning design team, rigorously test our car seats at the state-of-the-art Thule Test Center™, surpassing standards and exceeding expectations.

Yet, we're not just engineering and design professionals; we're parents too. We understand what safety feels like. The sheer joy of seeing your little ones explore the world, or watching them peacefully asleep in the back seat. We also know that as parents, you seek reassurance. That's why we've made sure that handling our car seats is as easy and intuitive as possible, allowing you to focus on what matters most.


Life’s adventures start here

Embark on life's journey with Thule, where every adventure begins. From the cherished moments of your newborn's first car ride to the countless family escapades that lie ahead, we're here to accompany you every step of the way. Our range of products ensures that your family's adventures are safe, comfortable, and unforgettable.


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Product guides
A man and a woman sitting in the car's front seats, turned around to look at their kids sitting rearward facing in a Thule Maple infant car seat and Thule Elm toddler car seat in mid-blue.
Car seats buyer’s guide: How to choose a car seat