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Britax Römer iSENSE i-SIZE Modular System Bundle

Item Ref: 2000035094,2000035105,2000035119
Free UK Shipping Not available for international delivery
The Britax Römer iSENSE i-SIZE Modular System is an innovative travel set of two car seats with a smart lighting system and Isofix base. The set includes BABY-SAFE iSENSE infant carrier, next stage DUALFIX iSENSE plus rotating iSENSE Flex Base.

Britax Römer BABY-SAFE iSENSE i-SIZE Infant Carrier

Smart lighting technology

BABY-SAFE iSense Smart lighting technology

The BABY-SAFE iSENSE is revolutionary baby carrier equipped with three different sets of smart lights to simplify everyday life. The installation lights turn on automatically when needed and make it even easier to install the infant carrier on the base or a stroller, when it's dark. The safety lights provide visibility and sight when walking through poorly lit areas. And the interior ambient lights allow your baby to see and to be seen.

Patented lie-flat design

Britax Römer Patented lie-flat technology

Britax Römer BABY-SAFE iSENSE allows for a more comfortable and more ergonomic position for newborns. Its patented integral recline mechanism allows you to adjust the flatness of the lying position according to the child’s height. The position changes automatically when adjusting the headrest, increasing the space to suit your child’s development. The shoulder straps also adjust automatically when adjusting the headrest.

Infant insert

Britax Römer BABY-SAFE newborn insert

BABY-SAFE infant insert is specially designed to give extra support to small babies. This removable addon features energy-absorbing foam pads that reduces the space to provide your baby with an additional comfort.

Sun canopy & carry handle

Britax Römer BABY-SAFE newborn insert

The BABY-SAFE sun canopy offers protection for your child from the sun (UPF 50+) and wind both in the car and on the pushchair. The attachment points are conveniently located on the sides of the handle so you can carry the infant carrier while the sun canopy is in use.

Versatile installation

Britax Römer BABY-SAFE newborn insert

The Britax Römer BABY-SAFE iSENSE can be installed in the car via 3-point vehicle belt, which makes the seat used eve in older cars without base attachment Isofix points. Hovever, to ensure your car seat is correctly secured, it is recommended to use Isofix base, which offer super safe and stable installation. The Britax Römer BABY-SAFE features special audible click indicators, which will inform you the carrier is correctly installed. There are also installation lights to help you with attaching the seat in the dark.

Easy access

Britax Römer Easy access

The Britax Römer BABY-SAFE iSENSE is compatible to use with rotating Britax Römer Flex Base (included), which allows you to turn it to the open car door, making it easy to remove you baby from the seat.

Travel system ready

Britax Römer BABY-SAFE newborn insert

You can make the day go smoother by using the BABY-SAFE iSENSE infant carrier on a pushchair. To do that simply take the seat with your baby out of the car and securely attach it it onto your pushchair frame via CLICK & GO® adapters (not included). The BABY-SAFE iSENSE easily fits Britax Römer Simile III and B-AGILE M/R pushchairs and is compatible with other leading brand’s pushchairs too.

All features:

  • Suitable from birth to 15 months / 40 - 83 cm / 0 - 13 kg
  • Conforms to ECE R129 (i-SIZE) standard
  • Smart lights to simplify everyday life
  • Lie-flat technology allows for a more comfortable and ergonomic position for newborns
  • Comfortable newborn insert
  • Superior Side Impact Protection system (SICT)
  • Easily adjustable padded headrest and harness
  • Sun canopy protects your little one from the elements (UPF 50+)
  • Harness distributes forces of an impact across 5 points, helping protect your child
  • Adjustable handle allows for easier movement
  • Indicators let you know when the carrier is fitted correctly
  • Easy removable and machine washable seat cover
  • Installation via 3-poit vehicle belt or Isofix base
  • Compatible to use with iSENSE Flex Base (included)
  • Easy release with CLICK & GO® adapters (not included)
  • Compatible for use with the Britax SMILE III pushchair - adapters are included with the pushchair
  • Fits on the Britax B-AGILE M/R with CLICK & GO® adapters (available separately)

Compatible with other brands strollers (via their multi-car seat adapters):

  • ABC Design: Salsa Air, Salsa 4, Viper 4, Samba, Swing
  • Babystyle Oyster 3, Oyster Zero Gravity, Egg 2
  • Silver Cross: Pioneer, Wayfarer, Surf, Wave, Coast, Horizon, Pacific
  • Hartan: All Models


  • Rearward facing installation: 40 - 83 cm
  • Dimensions: H58 x W44 x D67
  • Weight: 4.8 kg

Britax Römer DUALFIX iSENSE i-SIZE Next Stage Seat

Smart lighting technology

DUALFIX iSENSE Smart lighting technology

Britax Römer DUALFIX iSENSE is revolutionary second stage i-SIZE car seat equipped with two side lights to provide an additional comfort for your toddler when traveling in the dark and allows your child to be seen by you at all times.

Superior protection

DUALFIX iSENSE iSize Smart lighting technology

Suitable from 61 -105 cm and up to 18 kg, the DUALFIX iSENSE comes equipped with a large number of innovative safety features including SICT - side impact protection system that provides superior safety in case of a side collision. Soft padded side wings act as a protective cocoon that helps to absorb the force from a side impact, reducing the risk of injuries to your child.

Premium quality for extra comfort

Britax Römer Patented lie-flat technology

The Dualfix iSENSE is equipped with a modern black shell, 5-point safety harness with soft neoprene shoulder pads and removable premium seat fabrics. Its height-adjustable V-shaped headrest improves the seat safety and makes it more comfortable for your little passenger.

Suitable to use with 360 degree Flex Base

Britax Römer Easy access

The Britax Römer DUALFIX iSENSE is designed to use it with rotating Britax Römer Flex Base included, which allows you to turn it to the open car door, making it easy to remove you baby from the seat. The rotating base also let you to for transition the seat to the forward facing position when your child is old enough. DUALFIX iSENSE. The seat on the base can be set in multiple recline positions for more comfortable ride. The base is also equipped with patented Pivot Link ISOFIX System ,which gives additional protection in case of accident.

All features:

  • Suitable from 61 -105 cm and up to 18 kg (approx. 3 months - 4 years)
  • Compatible to use with Britax Römer FLEX BASE iSENSE (included)
  • Conforms to ECE R129 (i-SIZE) standard
  • Extended rearward facing travel with more leg space
  • Can be used in forward facing position from 9kg
  • Equipped with smart lighting technology
  • Deep, protective side wings with SICT technology
  • Multiple recline positions – rearward and forward facing
  • Safety 5-point harness with neoprene performance chest pads
  • Adjustable V-shaped headrest simultaneously with the harness
  • Excellent 360° rotation for easy placement and harnessing of your child
  • Britax Römer Pivot Link ISOFIX System
  • Premium quality removable and washable covers


  • Rearward facing from 61 - 105 cm | up to 18kg (approx. 3 months - 4years)
  • Forward facing available from 9 kg - 18 kg
  • Dimensions: H 48cm x W 45cm x D 70 cm
  • Weight: 14 kg

Mainland UK Delivery Options

Orders £50.00 and over - Standard (DPD) 1-2 Days - FREE

Orders below £50.00 - Standard (DPD) 1- 2 Days - £6.95

Orders below £50.00 - Standard Delivery (Hermes 2-3 day) - £3.95

The following postcodes are sent on a standard 2-3 day delivery:
IV(All) KW(ALL) PA20-PA78 TR21-25 ZE(ALL) AB31-AB35 AB41-AB54 AB36-AB38 AB55-AB56
KA27-28 HS1-9 G83 PH15-PH29 PH30-PH31 PH32-PH33 PH34-PH44 PH45-PH48 PH49-PH50

Unfortunately, we are unable to deliver to BFPO numbers.

UK Highlands, Islands and Northern Ireland Delivery Options

All UK Highlands, Islands and Northern Ireland Orders are charged at a flat rate of £8.95 (sent with DPD)

Channel Isles – all orders sent at a flat rate of £19.95

The following postcodes are UK Islands and Ireland:
BT(All) EI(All) IM(All)

DPD Predict Service

Never miss a parcel delivery – for orders sent via DPD you will be notified by text and email on the day of despatch and again on the day of delivery offering a one hour time-slot. If you’re unavailable during this time you have the option of re-arranging your delivery date, or for your delivery to be left with a neighbour.

Download the DPD Predict app and nominate a specific neighbour, your chosen safe place or collect the parcel from your local DPD pickup shop. Please note that a signature is required for all DPD deliveries.

Direct Deliveries from Supplier

Where a product states direct delivery, this will be fulfilled by the supplier directly from their warehouse. Each supplier has a different delivery service. Please contact our sales team on [email protected] for any queries regarding direct deliveries.

Please note that we can only deliver furniture to mainland UK, excluding the Highlands of Scotland, Islands and Ireland. We are unable to accept orders for International delivery.


Some of out heavier/bulkier products are fulfilled through one of our Logistics partners - CuddleCo/Kiss Logistics via a Panther Carrier Service. You will receive delivery communication as “CuddleCo”, your information will only be used for the fulfilment of the order.

International Deliveries

From the 1st January 2021, Winstanleys Pramworld will no longer ship items internationally, However - a number of our customers use parcel forwarding service such as forward 2 me.

Parcel Forwarding Service

forward2me Worldwide Parcel Forwarding Service

For delivery outside the UK, a number of our customers have used forward2me, the top-rated Parcel Forwarding Service. forward2me offers a choice of premium courier services including DHL, UPS, DPD, TNT & Whistl to forward parcels to over 200 countries at very competitive prices.

Other services include a Combine and Repack Service where you can make lots of purchases and ship as one to save on international shipping costs. For more information including independent customer reviews please visit the forward2me website or watch the how it works video.