Name: CYBEX Sirona Si Comfort Car Seat - Cozy Beige
Brand: CYBEX
SKU: 52684-44674
Price: 339.95 GBP
Availability: InStock

CYBEX Sirona Si Comfort Car Seat - Cozy Beige-Car Seats- | Natural Baby Shower

£339.95

Colour: Comfort Cozy Beige

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Easy returns within 60 days
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Keep your little one comfortable and supported on every journey with the CYBEX Sirona Si Car Seat. Designed for extended rear-facing travel up to approximately 4.5 years, it features a padded, energy-absorbing shell and Linear Side-impact Protection (L.S.P.) to help protect your child as they grow. Forward-facing travel is also available when your child meets the relevant requirements.

The included Base S offers one-handed 180° rotation, allowing you to turn the seat towards the car door for easier loading and unloading. Magnetic belt holders keep the harness out of the way while you settle your child in, while the adjustable headrest and comfort inlay help provide a supportive fit as they grow.

All-round ventilation helps keep your little one comfortable, while the XXL UPF50+ sun canopy on Style versions provides shade on brighter days. Suitable for children measuring 61–105cm, the Sirona Si can also be used from 40cm with the separately available newborn inlay.

Extended rear-facing travel – suitable up to approximately 4.5 years, with forward-facing use also available
Grows with your child – suitable for 61–105cm, or from 40cm with the separately available newborn inlay
Rotating Base S included – one-handed 180° rotation makes getting your child in and out easier
Side-impact protection – L.S.P. System helps reduce impact forces by up to 25%, based on internal testing
Comfortable, adjustable fit – adjustable headrest, comfort inlay and multiple recline positions
Thoughtful everyday details – magnetic belt holders, all-round ventilation and an XXL UPF50+ sun canopy on Style versions

1 x CYBEX Sirona Si Comfort Car Seat

Suitable from approx. 3 months to 4.5 years (or from birth with newborn inlay accessory)
Child height: 61-105cm (or from 40cm with newborn inlay accessory)
Child weight: 0-20kg
Measurements: L56 x W45 x H55cm
Product weight: 7.3kg
Rear-facing from 45-105cm
Forward-facing from 76-105cm
Installation: ISOFIX (sold separately)

Compatible with the CYBEX Base S

CYBEX brand warranty

3-year standard warranty

We carefully select every product in our range for its superior safety, sustainability, and quality. All items are backed by a comprehensive manufacturer’s warranty for added peace of mind. In the unlikely event of a fault or failure, our Customer Service team will provide full support throughout any warranty claims process.

We provide a range of fast and efficient shipping services to ensure your products arrive on time and in perfect condition.

Free shipping on all orders over £75
For orders under £75, shipping £3.95 Local Pickup / £4.95 Home Delivery
Express and weekend services available
International shipping available – Duties and taxes are included in the product price. Shipping costs are calculated and paid at checkout for a hassle-free, customs-cleared delivery.

Some size/weight restrictions apply for certain regions. Full details at checkout.

Questions? Our friendly team is happy to help! For more details, check our delivery page.

Returns

We offer a 60-day returns policy in the UK and a 30-day returns policy internationally. For full details, see our full returns policy.

EAN | Barcode: 4063846644674
MPN: 526003439
Boxed weight: 14850 g

Product | CYBEX Sirona Si Comfort Car Seat - Cozy Beige

Rear-facing travel for the early years

The CYBEX Sirona Si is designed to keep your little one supported through their early years, with rear-facing travel up to approximately 4.5 years. Its padded, energy-absorbing shell and Linear Side-impact Protection (L.S.P.) help protect your child, while the adjustable headrest and comfort inlay adapt as they grow.

CYBEX Sirona Si Comfort Car Seat - Sepia Black-Car Seats- | Natural Baby Shower

Rotate for easier access

The included Base S offers one-handed 180° rotation, allowing you to turn the seat towards the car door when getting your child in or out. Magnetic belt holders keep the harness out of the way, helping make everyday journeys more manageable.

Support from baby to toddler

Suitable for children measuring 61–105cm, the Sirona Si can also be used from 40cm with the separately available newborn inlay. All-round ventilation helps maintain comfort throughout the year, while adjustable recline positions support a comfortable ride as your child grows.