i-Size Car Seats

Choosing a car seat can be overwhelming, so we're bringing you exclusively i-Size car seats to keep things simple.

maxi-cosi-mica-360-pro-lifestyle-5_afb3b716-c506-4f58-88f8-f93a82faf62e | Natural Baby Shower
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    358 products
    CYBEX Pallas G3 i-Size Car Seat - Almond Beige-Car Seats-Almond Beige-One Size | Natural Baby Shower
    CYBEX Pallas G3 i-Size Car Seat - Almond Beige-Car Seats-Almond Beige-One Size | Natural Baby Shower
    New in
    Offer
    CYBEX Pallas G3 i-Size Car Seat - Almond Beige
    £165.00 £209.95 Save 21%
    Maxi-Cosi Nomad Plus2 Car Seat - Authentic Black-Car Seats- | Natural Baby Shower
    Maxi-Cosi Nomad Plus2 Car Seat - Authentic Black-Car Seats- | Natural Baby Shower
    New in
    Maxi-Cosi Nomad Plus2 Car Seat - Authentic Black
    15m to 4y | Forward-facing
    £159.95
    CYBEX Sirona Gi i-Size Plus - Chocolate Brown-Car Seats-Chocolate Brown-One Size | Natural Baby Shower
    Buy with confidence at Natural Baby Shower - supporting growing families for over 19 years.
    New in
    Offer
    CYBEX Sirona Gi i-Size Plus - Chocolate Brown
    3m to 4y | Forward & rear-facing
    £215.00 £269.95 Save 20%
    Maxi-Cosi Pebble Slide Pro - Espresso Brown-Car Seats-Espresso Brown-Without Base | Natural Baby Shower
    Maxi-Cosi Pebble Slide Pro Car Seat - Copper Terra-Car Seats-Copper Terra- | Natural Baby Shower
    New in
    Maxi-Cosi Pebble Slide Pro Car Seat - Espresso Brown
    Birth to 24m | Rear-facing
    from £259.95
    CYBEX Pallas G3 Plus i-Size Car Seat - Chocolate Brown-Car Seats-Chocolate Brown-One Size | Natural Baby Shower
    CYBEX Pallas G3 Plus i-Size Car Seat - Chocolate Brown-Car Seats-Chocolate Brown-One Size | Natural Baby Shower
    New in
    Offer
    CYBEX Pallas G3 Plus i-Size Car Seat - Chocolate Brown
    £178.99 £229.95 Save 22%
    CYBEX Solution G2 Plus Car Seat - Chocolate Brown-Car Seats-Chocolate Brown-One Size | Natural Baby Shower
    CYBEX Solution G2 Plus Car Seat - Chocolate Brown-Car Seats-Chocolate Brown-One Size | Natural Baby Shower
    New in
    Offer
    CYBEX Solution G2 Plus Car Seat - Chocolate Brown
    £124.99 £149.95 Save 17%
    CYBEX Sirona Gi i-Size Comfort - Almond Beige-Car Seats-Almond Beige-One Size | Natural Baby Shower
    CYBEX Sirona Gi i-Size Comfort - Almond Beige-Car Seats-Almond Beige-One Size | Natural Baby Shower
    New in
    Offer
    CYBEX Sirona Gi i-Size Comfort - Almond Beige
    3m to 4y | Forward & rear-facing
    £197.99 £249.95 Save 21%
    Joolz x Maxi-Cosi Pebble Slide Pro Car Seat - Forest Green-Car Seats-Forest Green- | Natural Baby Shower
    Joolz x Maxi-Cosi Pebble Slide Pro Car Seat - Forest Green-Car Seats-Forest Green-Without Base | Natural Baby Shower
    New in
    Joolz x Maxi-Cosi Pebble Slide Pro Car Seat - Forest Green
    Birth to 24m | Rear-facing
    from £269.95
    CYBEX Solution G2 Car Seat - Almond Beige-Car Seats-Almond Beige-One Size | Natural Baby Shower
    CYBEX Solution G2 Car Seat - Almond Beige-Car Seats-Almond Beige-One Size | Natural Baby Shower
    New in
    CYBEX Solution G2 Car Seat - Almond Beige
    £129.95
    Britax Römer KidFix Pro Lux i-Size - Chocolate-Car Seats-Chocolate- | Natural Baby Shower
    Britax Römer KidFix Pro Lux i-Size - Chocolate-Car Seats-Chocolate- | Natural Baby Shower
    New in
    Britax Römer KidFix Pro Lux i-Size - Chocolate
    3.5y to 12y | Forward-facing
    £199.00
    Joolz x Maxi-Cosi Pebble Slide Pro Car Seat - Sandy Taupe-Car Seats-Sandy Taupe- | Natural Baby Shower
    Joolz x Maxi-Cosi Pebble Slide Pro Car Seat - Sandy Taupe-Car Seats-Sandy Taupe-Without Base | Natural Baby Shower
    New in
    Joolz x Maxi-Cosi Pebble Slide Pro Car Seat - Sandy Taupe
    Birth to 24m | Rear-facing
    from £269.95
    Joolz x Maxi-Cosi Pebble Slide Pro Car Seat - Space Black-Car Seats-Space Black- | Natural Baby Shower
    Joolz x Maxi-Cosi Pebble Slide Pro Car Seat - Space Black-Car Seats-Space Black-Without Base | Natural Baby Shower
    New in
    Joolz x Maxi-Cosi Pebble Slide Pro Car Seat - Space Black
    Birth to 24m | Rear-facing
    from £269.95
    Nuna RELX WIND Car Seat - Caviar-Car Seats- | Natural Baby Shower
    Nuna RELX WIND Car Seat - Caviar-Car Seats- | Natural Baby Shower
    New in
    Nuna RELX WIND Car Seat - Caviar
    Birth to 4y | Forward & rear-facing
    £700.00
    Maxi-Cosi Mica Slide Pro - Authentic Black-Car Seats-Authentic Black- | Natural Baby Shower
    Maxi-Cosi Mica Slide Pro - Authentic Green-Car Seats-Authentic Green- | Natural Baby Shower
    New in
    Maxi-Cosi Mica Slide Pro Car Seat - Authentic Black
    Birth to 4y | Forward & rear-facing
    £349.95
    CYBEX Cloud S Style Car Seat - Amber Brown-Car Seats- | Natural Baby Shower
    CYBEX Cloud S Style Car Seat - Amber Brown-Car Seats- | Natural Baby Shower
    Preorder
    CYBEX Cloud S Style Car Seat - Amber Brown
    Birth to 24m | Forward-facing
    from £229.95
    Britax Romer KIDFIX i-Size High Back Booster Car Seat - Cosmos Black-Car Seats-Cosmos Black- | Natural Baby Shower
    Britax Romer KIDFIX i-Size High Back Booster Car Seat - Cosmos Black-Car Seats-Cosmos Black- | Natural Baby Shower
    Offer
    Britax Romer KIDFIX i-Size High Back Booster Car Seat - Cosmos Black
    3.5y to 12y | Forward-facing
    £149.00 £199.00 Save 25%
    CYBEX Cloud S Comfort Car Seat - Sepia Black-Car Seats- | Natural Baby Shower
    CYBEX Cloud S Comfort Car Seat - Sepia Black-Car Seats- | Natural Baby Shower
    Preorder
    CYBEX Cloud S Comfort Car Seat - Sepia Black
    Birth to 24m | Forward-facing
    from £199.95
    Britax Römer Kidfix Pro Car Seat - Dusty Rose - Style-Car Seats-Dusty Rose- | Natural Baby Shower
    Britax Römer Kidfix Pro Car Seat - Dusty Rose - Style-Car Seats-Dusty Rose- | Natural Baby Shower
    Offer
    Parent tested
    Britax Römer Kidfix Pro i-Size Car Seat - Dusty Rose - Style
    3.5y to 12y | Forward-facing
    £149.00 £179.00 Save 17%
    CYBEX Cloud S Comfort Car Seat - Cozy Beige-Car Seats- | Natural Baby Shower
    CYBEX Cloud S Comfort Car Seat - Cozy Beige-Car Seats- | Natural Baby Shower
    Preorder
    CYBEX Cloud S Comfort Car Seat - Cozy Beige
    Birth to 24m | Forward-facing
    from £199.95
    Maxi-Cosi Pebble 360 Pro 2 Car Seat - Twillic Graphite-Car Seats-Twillic Graphite-No Base | Natural Baby Shower
    Maxi-Cosi Pebble 360 Pro 2 Car Seat - Twillic Graphite-Car Seats-Twillic Graphite-FamilyFix 360 Pro Base | Natural Baby Shower
    Offer
    SlideTech™
    3D & AR 
    Maxi-Cosi Pebble 360 Pro 2 Car Seat - Twillic Graphite
    Birth to 15m | Rear-facing
    from £181.96 £479.90 Save 30%
    CYBEX Solution G2 Car Seat - Magic Black-Car Seats-Magic Black- | Natural Baby Shower
    CYBEX Solution G2 Plus Car Seat - Stone Grey-Car Seats-Stone Grey- | Natural Baby Shower
    Offer
    CYBEX Solution G2 Car Seat - Magic Black
    3y to 12y | Forward-facing
    £109.00 £129.95 Save 16%
    Britax Römer Dualfix M Plus 360 Spin Car Seat - Carbon Black-Car Seats-Carbon Black- | Natural Baby Shower
    Britax Römer Dualfix M Plus 360 Spin Car Seat - Carbon Black-Car Seats-Carbon Black- | Natural Baby Shower
    Offer
    Britax Römer Dualfix M Plus 360 Spin Car Seat - Carbon Black
    3m to 4y | Forward & rear-facing
    £169.00 £289.00 Save 42%
    CYBEX Solution T i-Fix Plus Car Seat - Nautical Blue-Car Seats-Nautical Blue- | Natural Baby Shower
    CYBEX Solution T i-Fix Plus Car Seat - Sepia Black-Car Seats- | Natural Baby Shower
    Offer
    CYBEX Solution T i-Fix Plus Car Seat - Nautical Blue
    3y to 12y | Forward-facing
    £159.00 £179.95 Save 12%
    Cybex Cloud G3 Plus Car Seat - Chocolate Brown-Car Seats-No Base- | Natural Baby Shower
    Cybex Cloud G3 Plus Car Seat - Chocolate Brown-Car Seats-No Base- | Natural Baby Shower
    Offer
    Cybex Cloud G3 Plus Car Seat - Chocolate Brown
    Birth to 24m | Rear-facing
    from £209.95 £394.90 Save 47%
    Axkid Movekid Car Seat - Tar-Car Seats-Tar- | Natural Baby Shower
    Axkid Movekid Car Seat - Tar-Car Seats-Tar- | Natural Baby Shower
    Offer
    Axkid Movekid Car Seat - Tar
    Birth to 7y | Rear-facing
    £295.00 £395.00 Save 25%
    Maxi-Cosi Pebble 360 Pro 2 Car Seat - Twillic Black-Car Seats-Twillic Black-No Base | Natural Baby Shower
    Maxi-Cosi Pebble 360 Pro 2 Car Seat - Twillic Black-Car Seats-Twillic Black-FamilyFix 360 Pro Base | Natural Baby Shower
    Offer
    SlideTech™
    3D & AR 
    Maxi-Cosi Pebble 360 Pro 2 Car Seat - Twillic Black
    Birth to 15m | Rear-facing
    from £220.96 £479.90 Save 15%
    CYBEX Pallas G3 i-Size Car Seat - Magic Black-Car Seats-Magic Black- | Natural Baby Shower
    CYBEX Pallas G3 i-Size Car Seat - Magic Black-Car Seats-Magic Black- | Natural Baby Shower
    Offer
    CYBEX Pallas G3 i-Size Car Seat - Magic Black
    15m to 12y | Forward-facing
    £165.00 £209.95 Save 21%
    CYBEX Anoris T2 i-Size Plus Car Seat - Sepia Black-Car Seats-Sepia Black- | Natural Baby Shower
    CYBEX Anoris T2 i-Size Plus Car Seat - Sepia Black-Car Seats-Sepia Black- | Natural Baby Shower
    Offer
    CYBEX Anoris T2 i-Size Plus Car Seat - Sepia Black
    15m to 7y | Forward-facing
    £469.00 £639.95 Save 27%
    CYBEX Solution T i-Fix Plus Car Seat - Sepia Black-Car Seats-Sepia Black- | Natural Baby Shower
    CYBEX Solution T i-Fix Plus Car Seat - Sepia Black-Car Seats- | Natural Baby Shower
    Offer
    CYBEX Solution T i-Fix Plus Car Seat - Sepia Black
    3y to 12y | Forward-facing
    £159.00 £179.95 Save 12%
    CYBEX Sirona Gi i-Size Plus Car Seat - Moon Black-Car Seats-Moon Black- | Natural Baby Shower
    CYBEX Sirona Gi i-Size Plus Car Seat - Stormy Blue-Car Seats-Stormy Blue- | Natural Baby Shower
    Offer
    360°
    CYBEX Sirona Gi i-Size Plus Car Seat - Moon Black
    3m to 4y | Forward & rear-facing
    £215.00 £269.95 Save 20%
    Britax Romer Swivel 2 Car Seat - Space Black-Car Seats-Space Black- | Natural Baby Shower
    Britax Romer Swivel 2 Car Seat - Space Black-Car Seats-Space Black- | Natural Baby Shower
    Offer
    Parent tested
    Britax Romer Swivel 2 Car Seat - Space Black
    Birth to 7y | Forward & rear-facing
    £209.00 £300.00 Save 30%
    CYBEX Sirona S Style Car Seat - Amber Brown-Car Seats- | Natural Baby Shower
    CYBEX Sirona S Style Car Seat - Amber Brown-Car Seats- | Natural Baby Shower
    Preorder
    CYBEX Sirona S Style Car Seat - Amber Brown
    Birth to 4y | Forward & rear-facing
    from £319.95
    CYBEX Pallas G3 Plus i-Size Car Seat - Moon Black-Car Seats-Moon Black- | Natural Baby Shower
    CYBEX Pallas G3 Plus i-Size Car Seat - Moon Black-Car Seats-Moon Black- | Natural Baby Shower
    Offer
    CYBEX Pallas G3 Plus i-Size Car Seat - Moon Black
    15m to 12y | Forward-facing
    £178.99 £229.95 Save 22%
    Britax Römer Kidfix Pro Style i-Size Car Seat - Balsam-Car Seats-Balsam- | Natural Baby Shower
    Britax Römer Kidfix Pro Style i-Size Car Seat - Balsam-Car Seats-Balsam- | Natural Baby Shower
    New in
    Britax Römer Kidfix Pro Style i-Size Car Seat - Balsam
    3.5y to 12y | Forward-facing
    £179.00
    Maxi-Cosi Pebble Slide Pro, FamilyFix Slide Pro & Pearl XL Slide Pro KIT-Car Seats-Espresso Brown- | Natural Baby Shower
    Maxi-Cosi Pebble Slide Pro Car Seat - Copper Terra-Car Seats-Copper Terra- | Natural Baby Shower
    New in
    Maxi-Cosi Pebble Slide Pro, FamilyFix Slide Pro & Pearl XL Slide Pro KIT
    Birth to 24m | Rear-facing
    £699.99 £809.85 Save 14%
    CYBEX Cloud S Style Car Seat - Sepia Black-Car Seats- | Natural Baby Shower
    CYBEX Cloud S Style Car Seat - Sepia Black-Car Seats- | Natural Baby Shower
    Preorder
    CYBEX Cloud S Style Car Seat - Sepia Black
    Birth to 24m | Forward-facing
    from £229.95