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Monterey® 4DXT

$199.99
Monterey® 4DXT Expandable Booster Seat [Yellow Sulphur]
[Yellow Sulphur]
[Yellow Sulphur]
With 15 Improvements from previous model [Yellow Sulphur]
Featuring 4 layers of side impact protection [Yellow Sulphur]
Advance air flow with breathable side panels [Yellow Sulphur]
69% increase in seat occupancy [Yellow Sulphur]
Monterey® 4DXT high back booster [Yellow Sulphur]
Monterey® 4DXT backless booster [Yellow Sulphur]
With integrated drinks holder [Yellow Sulphur]
11 headrest positions [Yellow Sulphur]
Easy one hand width adjust [Yellow Sulphur]
Monterey® 4DXT has a fully covered back [Yellow Sulphur]
LATCH Connectors for quick and easy installation [Yellow Sulphur]
Total comfort with contoured seat base [Yellow Sulphur]
Re-modelled headrest [Yellow Sulphur]
Monterey® 4DXT Expandable Booster Seat [Black]
[Black]
[Black]
With 15 Improvements from previous model [Black]
Featuring 4 layers of side impact protection [Black]
Advance air flow with breathable side panels [Black]
69% increase in seat occupancy [Black]
Monterey® 4DXT high back booster [Black]
Monterey® 4DXT backless booster [Black]
With integrated drinks holder [Black]
11 headrest positions [Black]
Easy one hand width adjust [Black]
Monterey® 4DXT has a fully covered back [Black]
LATCH Connectors for quick and easy installation [Black]
Total comfort with contoured seat base [Black]
Re-modelled headrest [Black]
Monterey® 4DXT Expandable Booster Seat [Blue]
[Blue]
[Blue]
With 15 Improvements from previous model [Blue]
Featuring 4 layers of side impact protection [Blue]
Advance air flow with breathable side panels [Blue]
69% increase in seat occupancy [Blue]
Monterey® 4DXT high back booster [Blue]
Monterey® 4DXT backless booster [Blue]
With integrated drinks holder [Blue]
11 headrest positions [Blue]
Easy one hand width adjust [Blue]
Monterey® 4DXT has a fully covered back [Blue]
LATCH Connectors for quick and easy installation [Blue]
Total comfort with contoured seat base [Blue]
Re-modelled headrest [Blue]
Monterey® 4DXT Expandable Booster Seat [Plum]
[Plum]
[Plum]
With 15 Improvements from previous model [Plum]
Featuring 4 layers of side impact protection [Plum]
Advance air flow with breathable side panels [Plum]
69% increase in seat occupancy [Plum]
Monterey® 4DXT high back booster [Plum]
Monterey® 4DXT backless booster [Plum]
With integrated drinks holder [Plum]
11 headrest positions [Plum]
Easy one hand width adjust [Plum]
Monterey® 4DXT has a fully covered back [Plum]
LATCH Connectors for quick and easy installation [Plum]
Total comfort with contoured seat base [Plum]
Re-modelled headrest [Plum]
Monterey® 4DXT Expandable Booster Seat [Red]
[Red]
[Red]
With 15 Improvements from previous model [Red]
Featuring 4 layers of side impact protection [Red]
Advance air flow with breathable side panels [Red]
69% increase in seat occupancy [Red]
Monterey® 4DXT high back booster [Red]
Monterey® 4DXT backless booster [Red]
With integrated drinks holder [Red]
11 headrest positions [Red]
Easy one hand width adjust [Red]
Monterey® 4DXT has a fully covered back [Red]
LATCH Connectors for quick and easy installation [Red]
Total comfort with contoured seat base [Red]
Re-modelled headrest [Red]
Monterey® 4DXT Expandable Booster Seat [Yellow Sulphur]

The original expandable booster has evolved


$199.99

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Monterey® 4DXT

We’ve taken the award-winning Monterey® booster seat and painstakingly engineered 15 upgrades to create the next generation of booster. Suitable from 40 - 120 lb (18 - 54 kg) or approx. 4 – 12 years.

Features:

  • NEXT GENERATION BOOSTER SEAT - 15 safety and style upgrades from the Monterey XT. Ensure protection, comfort and style with the new automotive inspired fabrics that cover the entire vehicle seatback
  • 4 LAYER SIDE IMPACT PROTECTION - Reinforced high impact aluminum that provides 4-layers of enhanced side impact protection for head, shoulders and torso
  • BREATHABLE SIDE PANELS - Designed with breathable exo-shell side panels to enhance airflow and keep your child cool on the move
  • EXPANDABLE HEIGHT & WIDTH - Provides 69% increase in occupancy space as your child grows for a high back booster seat. Providing comfort and safety for your childs car ride
  • 2 SEATS IN 1 - Easily converts into a backless booster seat, with a wide contoured seat base and 2x fold away cup and snack holders

Product Specs

  • Minimum User Weight: 40 lb / 18 kg
  • Maximum User Weight: 120 lb / 54 kg
  • Product Height: 27.2 in / 69 cm
  • Product Width: 20.5 in / 52.1 cm
  • Product Depth: 16.1 in / 41 cm
  • Seat Weight: 18.3 lb / 8.3 kg
  • Maximum User Height: 63 in / 160 cm
  • Number of Head Support Positions: 11

Care & Maintenance

Covers: Machine wash cold, line dry. Shell and Components: Spot clean

Warranty Information

12 months standard warranty - extended to 36 months when you register with Diono® post purchase

The Diono Difference

All Diono boosters are designed and engineered to go over and above safety standards.
One thing all parents know, kids will keep on growing! Diono boosters are suitable from 18 - 54 kg (approx. 4 - 12 years) for 8 years of use.
The Diono Monterey® is the original expandable booster seat, engineered with both height and width adjustment for a custom fit at every age.
Integrated LATCH connectors and front adjusters make for a simple and safe installation every time.

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