Nuna® Car Seat Aace™ LX i-Size 2/3 (15-36 kg) Caviar
In stock at the supplier
Variant: Caviar
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✅ Best suited for
The Nuna® Aace™ LX car seat is an excellent choice if you're looking for a reliable solution for a child from approximately 3 to 12 years of age, meaning a height of 100–150 cm or a weight of 15–36 kg. The seat is forward-facing and complies with the i-Size standard (R129/03), and it's installed using Isosafe connectors on the ISOFIX system in your car. Your child is secured with a 3-point car seat belt, which clips into specially marked areas on the seat for a better fit. Thanks to the 3D growth™ system and the removable SIP side impact protection system, the seat grows together with your child while providing a high level of safety along the way.
🤔 Less suitable if
This seat isn't suitable for infants and smaller children under 100 cm or under 15 kg, as it's designed exclusively for forward-facing travel in group 2/3. If you're looking for a car seat for a newborn or toddler who still travels rear-facing, this model won't be the right choice for you.
Key facts
Shipping & Duties (US)
Shipping & Duties (US)
Orders to the United States ship from our EU warehouse (Slovenia). Delivery typically takes 7–14 business days. For items that are out of stock or on backorder, delivery may take longer — you will be notified within 2 business days. Import duties, customs fees, and taxes may apply upon arrival and are the responsibility of the recipient. These charges are not included in the product price or shipping cost.
Product description
Product description
Timeless design and outstanding functionality: a car seat with an adjustable backrest
The Nuna® Aace™ LX child car seat is a reliable choice for children travelling by car from approximately 3 to 12 years of age. Thanks to its timeless design, the Nuna® Aace™ LX is an excellent choice. Another big advantage of this child car seat is the adjustable backrest, which offers several recline positions and full adjustment to your child's needs and wishes. The Nuna® Aace™ LX is a car seat with Isosafe connectors that allow easy installation onto the Isofix points in the car with one hand and a single click. The 3-point vehicle seat belt is routed through the specially marked guides on the car seat. This way the seat belt fits your child's size really well, ensuring greater safety while driving.
Innovative Nuna® Aace™ LX i-Size child car seat – the outstanding 3D growth™ system
The reliable Nuna Aace™ LX child car seat meets the i-Size standard. The Nuna® Aace™ LX is a truly practical car seat and ranks among the most comfortable car seats on the market, as it allows easy adjustment of height, width and depth. This gives children plenty of space, which is also essential on longer car journeys. With the 3D growth™ system, which lets you set the right height, width and depth, you can always provide your child with a car seat that suits them best on the road. The car seat for toddlers and children up to 12 years of age has a removable SIP system for complete side impact protection in the event of a collision.
Outstanding adaptability and thoughtful design
The quick and easy-to-adjust Nuna® Aace™ LX car seat with the 3D growth™ system grows with your child and offers an ideal space for resting, playing and watching the surroundings during car journeys at every age. The Nuna® Aace™ LX child seat allows you to adjust the headrest height, the seat width and the seat base according to your child's size. The headrest height can be adjusted to 17 positions, the width of the car seat adjusts automatically (the backrest widens automatically as the headrest is raised), and the base of the Nuna® Aace™ LX offers 3 depth positions.
Award-winning design: Nuna® Aace™ LX, winner of the Red Dot Design Award 2021
The Nuna® Aace™ LX combines safety, complete comfort and outstanding functionality, which is exactly why it won the prestigious Red Dot 2021 design award. In addition to the removable SIP side impact protection system, the Nuna® Aace™ LX also features built-in EPP foam for maximum energy absorption on impact. The Aace™ LX child car seat provides breathability thanks to built-in ventilation panels. The breathability of the car seat and the soft cover make every ride even more enjoyable, including longer journeys.
Carefully selected materials for maximum comfort and safety of babies and toddlersNuna swears by carefully selected materials and fabrics used in its strollers, child car seats and loungers, in which babies and toddlers spend quite a lot of time in the first months of their lives. Nuna is committed to responsible and smart design and therefore ensures that your baby only comes into contact with the highest quality and safest materials.
Bamboo charcoal, organic cotton, merino wool, lyocell and yak wool are some of the materials/fabrics that ensure maximum comfort for your little ones. All materials are sourced in an environmentally friendly way that cares for our planet. They stand out for their excellent temperature regulation, moisture management and durability. Nuna materials offer pleasant softness, are extremely gentle on sensitive skin, flame-resistant, naturally water-repellent and prevent unpleasant odours.
The organic cotton used in selected Nuna products has been tested and approved according to the OEKO-TEX® 100 standard, which confirms that the materials do not contain harmful or allergenic substances. Selected Nuna products carry the GOTS™ certificate, which confirms high-quality organic cotton.
Nuna baby gear impresses with eco-friendly merino wool, which is characterised by an exceptional ability to absorb moisture and excellent body temperature regulation, and thanks to its natural softness it is especially gentle on the most sensitive baby skin.
Then there is the remarkably versatile TENCEL™ lyocell blend, known as an extremely soft yet durable fabric that, among other things, naturally controls moisture and prevents unpleasant odours.
With smart and responsible design and in line with strict regulationsNuna uses high-quality, durable materials and follows the latest US federal and European chemical safety standards. The plastics, metal, fabrics, fibre fillings and foam used in production comply with CPSIA standards in the USA and with REACH regulations and EN71 standards in Europe.
FR-Free standard: The entire Nuna car seat collection is made from flame-resistant materials without the use of flame retardants or added harmful chemicals, so there is no need to compromise on safety.
GOTS™ certificate: Organic production is based on a farming system that maintains and replenishes soil fertility without toxic pesticides or fertilisers. This standard ensures that organic cotton is processed without bleach, inorganic dyes, formaldehyde, azo dyes and other chemical ingredients.
Greenguard Gold certificate: Products with this certificate are scientifically proven to meet some of the world's strictest third-party chemical emission standards and demonstrate that they do not contribute to indoor air pollution or chemical exposure.
Nuna baby gear is made in an environmentally friendly factory with ISO certification and is made from best-in-class
materials, which places it among the leading brands in the design and manufacture of baby gear.
Use:
- Group 2/3 car seat
- Recommended use 15–36 kg or 100–150 cm, forward-facing car seat (from approx. 3 to 12 years)
- Isosafe connectors for easy one-hand installation onto the Isofix system in the car
- Child secured with the 3-point vehicle seat belt
Dimensions and weight:
- Car seat dimensions (length x width x height): 43–70 x 45 x 57 – 64-85 cm
- Weight: 6.7 kg
Base and seat:
- Child car seat with Isosafe connectors for easy installation onto the Isofix system in the car
- Adjustable, foldable Isosafe connectors with EasyRelease for installing the seat in the car
- Colour indicators for quick, correct and safe installation onto the Isofix system
- Really strong steel frame and highly resistant plastic for optimal protection
- 3D growth™ system – a seat that grows with your child; adjustable headrest height, adjustable seat width and adjustable seat base according to your child's size:
- Headrest height: 17 positions of the height-adjustable headrest
- Seat width: the backrest widens automatically as the headrest is raised
- Seat base: 3 depth positions of the adjustable seat
- Adjustable backrest recline
- Removable SIP system for complete side impact protection in the event of a collision
- Car seat with built-in EPP foam for maximum energy absorption on impact
- The belt is routed through specially marked guides on the car seat, so it fits your child's size really well, ensuring greater safety while driving
- Fabric: durable and breathable materials
- Breathable materials improve air circulation
- Breathability and soft padding; built-in ventilation for more airflow and comfort while driving
- Washable and removable cover for easier maintenance
- Comfortable armrests
Tests and certificates:
- The Nuna® Aace™ car seat is tested according to ECE R129/03
- The Nuna® Aace™ car seat meets the quality standards ISO 14001, ISO 9001 and OHSAS 18001
Awards:
- 2021 Red Dot Product Design Award Winner
About the brand Nuna
About the brand Nuna
Nuna
Nuna International B.V.
info.eu@nunababy.eu







