The original 2-in-1 expandable booster
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Monterey® XT
The original expandable booster, with easy one hand height and width adjustment to provide 69% increase in occupancy space. Suitable from 40 - 120 lb. (18 - 54 kg), approx. 4 - 12 years.
Features:
- THE ORIGINAL EXPANDABLE BOOSTER SEAT - 11 headrest positions and expandable side walls provides 69% increase in occupancy space as your child grows.
- 2-in-1 - Easily converts from a high back booster to a backless belt positioning booster seat with wide contoured seat base and two retractable cup holders.
- SIDE IMPACT PROTECTION - Extra deep aluminum reinforced sides provides side impact protection for their head, shoulders and torso.
- QUICK & SECURE INSTALLATION - Equipped with LATCH connectors and front adjusters to securely connect the booster seat to your vehicle in seconds, enhancing safety and stability.
- SUPER LIGHTWEIGHT - Weighing only 13 lb. (5.8 kg) the Monterey XT booster seat is super light allowing you to move the seat between vehicles with ease.
Product Specs
- Maximum User Height: 63 in / 160 cm
- Number of Head Support Positions: 11
- Minimum User Weight: 40 lb / 18 kg
- Maximum User Weight: 120 lb / 54 kg
- Minimum User Weight - Forward Facing: 40 lb / 18 kg
- Maximum User Weight - Forward Facing: 120 lb / 54 kg
- Product Width: 20 in / 50.8 cm
- Product Height: 26 in / 66 cm
- Product Depth: 16 in / 40.6 cm
- Seat Weight: 13.9 lb / 6.3 kg
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 40 - 120 lb (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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