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Everett NXT


Slim design booster with safety built in

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Everett NXT

Slim fit, lightweight and equipped with easy click rigid LATCH connectors for safe and secure installation every time. Suitable from 40 - 120 lb  (18-54 kg) and from 38 - 63" (160 cm) tall. 8 years one booster.


  • SLIM FIT - narrow design only 18.5" (46cm)  wide, without compromising internal space, comfort and support for your kid.
  • QUICK EASY INSTALL - rigid LATCH connectors provide the easiest and quickest installation and ensure that the seat stays secure in the vehicle.
  • EASY ONE HAND ADJUST HEADREST - 7-position headrest adjusts to provide protective head support and comfort.
  • 8 YEARS ONE BOOSTER SEAT - Suitable from 40 - 120 pounds (18 - 54 kg) and from 38 - 63 inches / 97 - 160cm inches tall, expect 8 years of safety from just one booster seat.
  • SAFETY BUILT IN - diono booster are always tested over and above safety standards.

Product Specs

  • Minimum User Weight: 40 lb / 18 kg
  • Maximum User Weight: 120 lb / 54 kg
  • Product Height: 27.6 in / 70 cm
  • Product Width: 18.5 in / 47 cm
  • Product Depth: 14.8 in / 37.5 cm
  • Seat Weight: 11.1 lb / 5.05 kg
  • Maximum User Height: 63 in / 160 cm
  • Number of Head Support Positions: 7

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

Everett® NXT Booster, Instruction Manual

Diono booster seats can be used for children weighing 40-120 lbs. (18-54 kg) and are 38-63 in. (96.5-160 cm) tall. Typically once a child reaches 5 years of age they are mature enough to ride in a booster seat.

Our booster seats fit 2 across in most cars. Each vehicle model is different and allows for various seating positions. Consumers should consult vehicle owners manual for appropriate car seat placement in their car that may fit more than 2 across.

Solana® comes with fabric cup holders in the cover. Solana® 2, Cambria® 2, Monterey® XT, Monterey® 2XT, and Monterey® 4DXT come with two retractable cup holders. The Monterey® 5iST FixSafe™ includes a Radian® cupholder with easy snap in installation.

The Everett® NXT booster seat does not include a cup holder, but the radian detachable cup holders are compatible with the Everett® NXT booster seat.

Yes, the Everett® NXT comes with a latch system utilized to secure the seat when it is not occupied. It does not come with a top tether.

Diono booster seats are not meant to be used on airplane. Boosters require a lap/shoulder belt and airplanes only have a lap belt.

All Diono booster seats have a life span of 8 years, starting from the date you purchase your seat. In the event the date of purchase cannot be determined then we use the date of manufacture.