Diono Monterey XT 2 in 1 Expandable Booster Car Seat

Product Code: 15600-US-01

Availability:In stock


Available Options


The Diono Monterey XT Booster car seat offers comfortable protection to growing kids ranging from 40-120 lbs. This booster has optional width adjustment. offers 2 reclining positions, and extended head support in 11 convenient levels. This seat has side impact protective features to minimize pressure of abrupt stops, and increase comfort. It is super light to carry and folds flat for convenient storage. Two side cup compartments allow favorite drinks to be handy and easily retracts for a more compact structure. With just a simple click this booster easily transitions into a backless seat. The seat fabric has low maintenance requirements as it easily removes for washing.




  • Super light weight to carry.
  • Converts into a backless booster.
  • Expandable width, 11 head support levels, and 2 reclining positions.
  • 2 retractable cup compartments.
  • Integrated latch connectors enable quick and safe installation.
  • Approximate age 4-12 years.
  • Machine washable seat fabric. 
  • Suitable Height 38"-63".
  • Suitable Weight 40-120 lbs

Dimensions & Weight

  • 26" x 20" x 16"
  • 13.9 Lbs

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Order Processing & Shipping Estimates 

  • In stock items will be shipped within 2-7 business days.
  • Pre-order or special order items will have the estimated availability and/or shipping date mentioned on the product page.
  • Orders exceeding $74.99 (USD) are eligible for free shipping, all other orders will be a charged a shipping fee.


Return Policy

We at Mega Babies, pride ourselves with excellent customer service. We value our customers and want them to be pleased with their purchases. If for any reason you would like to return an item, Mega Babies offers a 30 day return policy with 100% money back guarantee. 


Return Shipping Address

Mega Babies USA
Att: Shipping Department
4309 14th Ave
Brooklyn, NY 11219


How To Process a Return

  • Please contact customer service by phone 718-437-3400 or via email orders@megababiesusa.com.
  • Allow 1-2 weeks for returns to be processed. 


Return Conditions and Clarifications

  • Return Items need to be in unused and brand new condition, include all merchandise tags, and in the original packaging.
  • Please include the order number when processing a return. 
  • Clearance and reduced items are final sale.
  • Custom and specialty orders (furniture, mattresses, etc...) are non refundable.
  • Refund payment will be credited to the card used when purchased. 
  • Customer is responsible for return shipping fee.
  • Shipping cost is non refundable.
  • Items received as a gift, can be exchanged or eligible for store credit only.


Warranty Claims

We are here to guide you with any issues you have with items under warranty that malfunction and/or have defects. Unfortunately, we are not allowed to handle the claim directly. Claims need to be filed with the company. In any event you fail to reach the company, Mega Babies will try to intervene on your behalf.

Diono Monterey XT 2 in 1 Expandable Booster Car Seat