Reclining i-Size infant car seat for birth to 15 months

arra™ flex

from €280.00

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For those busy days and long journeys, ARRA flex infant car seat provides a smooth transition from crib to carrier. Its three recline positions, including a relaxed 157° recline position, allow baby to lie comfortably whether secured to the BASE next, installed using the vehicle belt or attached to a pushchair.

The lightweight ARRA flex is i-Size approved and offers innovative safety features along with ergonomic advantages that provide you and baby with the ultimate freedom for every journey.

Features

  • Ergonomic advantages
  • Installation options
  • NEXT system compatible

Use

  • NEXT system compatible offering ultimate flexibility with multiple car seat solutions for the first 4 years
  • Side and rear belt guides for vehicle belt path installation
  • 3 recline positions in both car seat and travel system modes
  • Converts to a flat reclining seat—157° angle—usable in the vehicle or on a pushchair
  • Travel system ready using post adaptors with compatible pushchairs

Installation Options

  • BASE curv: Rotates 360° and glides the car seat out towards you in one smooth motion with ProxiPivot™ technology for simple ins and outs and installs using a load leg and ISOFIX to quickly click all NEXT system compatible car seats on and off
  • BASE next: Rotates 360° for simple harnessing and installs using a load leg and ISOFIX to quickly click all NEXT system compatible car seats on and off
  • Vehicle belt: Can be installed securely using the vehicle seat belt without a base

Safety

  • EPP energy-absorbing foam takes side impact security to the next level
  • i-Size certified and meets the highest R129 safety standards that include side impact testing for your peace of mind
  • Headrest’s patented Tailor tech™ memory foam provides added security for a comfortable custom fit that grows with baby

Comfort

  • Removable newborn insert provides customisable comfort
  • 1-handed height-adjustable headrest sports 10 positions to accommodate growth
  • The 157° recline keeps baby's head, spine, and hips in an ideal position for healthy development, making it exempt from the 2-hour limit usage recommendation
  • No-rethread 3-point harness lets them grow easily and securely

Premium Details

  • Luxe leatherette carry handle for more secure gripping
  • Conveniently lightweight weighing in at 3.9 kg (not including insert or canopy)
  • Removable full-coverage UPF 50+ canopy with flip-out eyeshade and mesh peek-a-boo window
  • Insert is made of environmentally friendly Merino wool and TENCEL™ branded lyocell fiber blend that is soft, naturally controls moisture, and is environmentally friendly (TENCEL™ is a trademark of Lenzing AG)
  • Heavy duty top-of-the-line plastic shell keeps little ones in place
  • High-strength handle transfers a large portion of the crash forces into the shell and protects baby's particularly sensitive head area

Awards and Certifications

  • iF Design Award - Top Design Winner 2025
  • European Product Design Award - Top Design Winner 2024
  • Red Dot Product Design Winner
  • GREENGUARD Gold Certification means it has been thoroughly tested and certified to meet stringent volatile organic compounds and chemical emissions standards

Product specifications

Weight:
3.90 kg
DIMENSIONS:   L 72-77 x W 43.5 x H 58.5 cm

Freedom for

the journey

Red Dot Winner  iF Design Award 2025  European Product Design Award - Top Design Winner 2024

NEXT system™ compatible

A modular system offering two 360° rotating base options and a range of infant and convertible car seats built for flexible travel during their first four years.

Ergonomic advantages

Converts to a flat reclining seat with a 157° recline in the vehicle or on a pushchair, keeping baby's head, spine, and hips in an ideal position for healthy development.

3 recline positions

Car Seat + Travel System Modes

in both car seat and travel system modes

Installation options

Side and rear belt guides give you a choice of installation methods–vehicle belt, ISOFIX install with the BASE next or BASE curv, or as a travel system with a compatible pushchair.

ARRA Flext Vehicle Belt PathARRA Flext Vehicle Belt Path

Vehicle belt path installation
Side and rear belt guides for vehicle belt path installation.

ARRA flex Vehicle BaseARRA flex Vehicle Base

True lock™ base installation
makes set up swift, simple, and secure, using vehicle’s ISOFIX anchor points.

ARRA flexARRA flex

 next system™
compatible

Side-to-back base rotation for easy harnessing and car seat installation. 

Crumple zone within the stability leg absorbs impact and minimizes force to baby

Base next Indicator

Coloured install indicators
Secure display with coloured indication bars on base confirms secure seat attachment

ARRA flexARRA flex

Heavy duty shell

i-Size certified and meets the highest R129 safety standards that include side impact testing for your peace of mind.

i-Size Icon

EPP energy-absorbing foam takes side impact security to the next level.

ARRA flexARRA flex

Headrest and harness adjust simultaneously

10-position headrest
1-handed height-adjustable headrest sports 10 positions to accommodate growth.

No-rethread harness
No-rethread 3-point harness lets them grow easily and securely.

ARRA flexARRA flex

Removable Merino 
wool insert 

Insert is made of environmentally friendly Merino wool and TENCEL™* branded lyocell fiber blend that is soft, naturally controls moisture, and is environmentally friendly.

*TENCEL™ is a trademark of Lenzing AG

Tailor tech™ foam
Headrest’s patented Tailor tech™ memory foam provides added security for a comfortable custom fit that grows with baby.

ARRA flexARRA flex

High-strength handle

transfers a large portion of the crash forces into the shell and protects baby's particularly sensitive head area.

Luxe leatherette carry handle
for more secure gripping.

Peek-a-boo window

Removable, full coverage UPF 50+ canopy
with flip-out eyeshade and mesh peek-a-boo window.

ARRA flex on various compatible Nuna stroller framesARRA flex on various compatible Nuna stroller frames

Travel system ready

using post adaptors with compatible pushchairs. Converts to a flat reclining seat—157° angle—usable in the vehicle or on a pushchair

Freedom for

the journey

Red Dot Winner  iF Design Award 2025  European Product Design Award - Top Design Winner 2024

NEXT system™ compatible

A modular system offering two 360° rotating base options and a range of infant and convertible car seats built for flexible travel during their first four years.

Ergonomic advantages

The 157° recline keeps baby's head, spine, and hips in an ideal position for healthy development, making it exempt from the 2-hour limit usage recommendation 

ARRA flex in Car seat and Travel System mode

3 recline positions 

in both car seat and travel system modes.

GIF showing the ARRA flex transitioning between its three reclineGIF showing the ARRA flex transitioning between its three recline
 

Vehicle belt path installation
Side and rear belt guides for 
vehicle belt path installation.

 

True lock™
base installation
makes set up swift, simple, and secure, using vehicle’s ISOFIX anchor points.

Installation options

Side and rear belt guides give you a choice of installation methods–vehicle belt, ISOFIX install with the BASE next or BASE curv, or as a travel system with a compatible pushchair.

next system™

compatible

Side-to-back base rotation for easy harnessing and car seat installation. 

Crumple zone within the stability leg absorbs impact and minimizes force to baby.

Base next Indicator

Coloured install indicators
Secure display with coloured indication bars on base confirms secure seat attachment.

i-Size certified

Heavy duty shell

i-Size certified and meets the highest R129 safety standards that include side impact testing for your peace of mind.

EPP energy-absorbing foam
EPP energy-absorbing foam takes side impact security to the next level.

Headrest and harness adjust simultaneously

10-position headrest
1-handed height-adjustable headrest sports 10 positions to accommodate growth.

No-rethread harness
No-rethread 3-point harness lets them grow easily and securely.

Removable Merino 
wool insert 

Insert is made of environmentally friendly Merino wool and TENCEL™* branded lyocell fiber blend that is soft, naturally controls moisture, and is environmentally friendly.

*TENCEL™ is a trademark of Lenzing AG

Tailor tech™ foam
Headrest’s patented Tailor tech™ memory foam provides added security for a comfortable custom fit that grows with baby.

High-strength handle

transfers a large portion of the crash forces into the shell and protects baby's particularly sensitive head area.

Luxe leatherette carry handle for more secure gripping.

Peek-a-boo window

Removable, full coverage UPF 50+ canopy with flip-out eyeshade and mesh peek-a-boo window.

Travel system ready

using post adaptors with compatible pushchairs. Converts to a flat reclining seat—157°angle—usable in the vehicle or on a pushchair

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