Diono Solana Backless Booster Seat, 40–120 lb

Diono Solana is a single, backless booster seat for growing children, with a vehicle-seat-belt installation design and two cup holders. Its removable machine-washable cover and shoulder-belt positioner add practical everyday features, while it has no LATCH connectors.

At a glance

The listing describes a seat-belt-installed backless booster, not a LATCH-attached model.
A shoulder-belt positioner is designed to help guide the vehicle shoulder belt, and the belt buckle is described as accessible for self-buckling.
The removable cover is machine washable, and two elastic cup holders accommodate drinks and snacks.

Price

$26.99Save 10%

Reference price: ~~$29.99~~

Price checked: Nov 13, 2026

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Pros and cons

Pros

Removable machine-washable cover simplifies care.
Two built-in elastic cup holders provide space for drinks and snacks.
Lightweight design is described as easier to remove and store in a trunk when not in use.

Cons

This is a backless booster, so it does not provide a seat back or head support.
It relies on the vehicle seat belt for installation and has no LATCH connectors.

Technical specifications

8 specifications

Seat and use
Seat type	Single Backless Booster Car Seat
Listed child weight range	40 - 120 lb
Installation	using the vehicle seat belt
Shoulder-belt feature	Shoulder belt positioner
LATCH	No Latch

Design and care
Cup holders	Two built-in elastic cup holders
Cover care	can be easily removed for machine washing
Padding and shape	Ergonomic Contoured Base and Comfort Cushioning

What to know before buying

Customer feedback reports mixed experiences with stability, including reports that the seat slides around, and some customers wished for a more secure attachment system. This listing specifies seat-belt installation and no LATCH, so consider whether that setup suits your vehicle and intended use. Check the vehicle and child fit instructions, and confirm the belt is positioned and buckled correctly each trip.

Who is it for?

A good fit for

Families looking for a lightweight backless booster with a removable washable cover and built-in cup holders.
Caregivers seeking a booster with a shoulder-belt positioner and seat-belt installation.

Less suited to

Buyers who require LATCH connectors or a booster with a backrest.
Buyers who need a product with confirmed dimensions or detailed vehicle-fit guidance from this listing.

Diono Solana Backless Booster Seat, 40–120 lb · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 805 ratings

5 stars81%81%
4 stars11%11%
3 stars5%5%
2 stars1%1%
1 star2%2%

Customer feedback highlights comfort, ease of use, light weight and fit, with some customers describing a narrow fit for three-across seating and cup holders suited to small drinks. Feedback is mixed on stability, with reports of sliding, and on the attachment setup, with some wishing for a more secure system. Those concerns matter for a seat that the listing says relies on the vehicle belt and has no LATCH. Aggregate ratings skew positive, but ratings alone do not explain individual experiences.