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Diono Monterey 4DXT Latch Expandable Booster Seat

Diono Monterey 4DXT Latch Expandable Booster Seat

Regular price $199.99 USD
Regular price Sale price $199.99 USD
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The Diono Monterey 4DXT Latch Booster car seat features multiple practical features and easily converts to a backless booster. It offers a contoured structure that easily adjusts in height and width with one hand to sportively protect your child as they grow from 40-120 lbs. In addition, the side panels of this booster enable free airflow and contribute 4 layers of side impact protection to minimize the pressure of abrupt stops. With just a simple click, easily transition this booster into a backless seat with a compact structure. Two side cup compartments allow your child to have their favorite drinks within reach as they enjoy the ride.  


  • Multiple seat adjustment options with one hand.
  • Integrated latch connectors enable quick and safe installation.
  • Improved seat fabric design.
  • Breathable side panel.
  • Side impact protective features to reduce the pressure of abrupt stops.
  • Easy one-hand adjustment knob.
  • Approximate age 4-12 years, 40-120 lbs.
  • Cup holders included.
  • Transitions into a backless seat with just a simple click.
  • Fully covered back to protect vehicle seat. 
  • EPP foam coating / EPS coated outer frame/ Polyester & spandex seat cover.
  • Machine washable cover.
  • 12 months standard warranty - extended to 36 months when you register with Diono® post-purchase.
Dimensions & Weight
  • 16.1" x 21.3" x 27.2"
  • 18.7 lbs.
  • Suitable Height 38"-63".
  • Suitable Weight 40-120 lbs.
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