KidShortlist
Clek · Convertible (0–4 y)

Clek Fllo

Based on 2 independent scored tests: BabyGearLab (2024), NHTSA (National Highway Traffic Safety Administration) Car Seat Ease of Use Ratings (2024).

Tested for US & Canada
56
Shortlist score
Fair
#216 of car seats for US & Canada
Medium confidence

Where to buy

This seat is certified for US & Canada. Car seats may only be used in the market they're approved for, so we don't link to shops in Czechia.

Test results

Each score as the tester published it, converted to our 0–100 scale. Weight is how much the result counts towards the score.

BabyGearLab US · Editorial review
BabyGearLab best convertible car seat review, 2024
53%
Our scale53
weight 0.60
Crash test
7.6
Ease of installation latch
3.6
Ease of installation belt
3.4
Ease of use
4.3
Comfort quality
4.0
Weight size
7.4
Listed at $430 metric weights: Crash Test (35%); Ease of Installation - LATCH (20%); Ease of Installation - Belt (15%); Ease of Use (15%); Comfort/Quality (10%); Weight/ Size (5%); overall listed on https://www.babygearlab.com/topics/vehicle-safety/best-convertible-car-seat/ratings; review last modified 2024-01-05
View on babygearlab.com ↗
NHTSA (National Highway Traffic Safety Administration) Car Seat Ease of Use Ratings US · Government / institute
NHTSA Car Seat Ease of Use Ratings, 2024 · rear-facing mode
3/5★
3 stars
Our scale60
weight 0.35
Labels
4
Instructions
3
Securing child
2
Vehicle installation features
2
NHTSA Ease of Use rating for Rear-facing mode (5-pt); seat type Convertible; model #fl19u1; evaluated seat manufactured 2024-08-07; test_year = year of manufacture of the evaluated seat (NHTSA does not publish a rating date in the data)
View on api.nhtsa.gov ↗
Wirecutter (The New York Times) US · Editorial review
Wirecutter: The Best Convertible and All-in-One Car Seats (updated Jan 30, 2026)
Other convertible seats worth considering
Pick or pass/fail. Shown, not scored.
read on archived copy (web.archive.org, 20260722) of https://www.nytimes.com/wirecutter/reviews/best-convertible-car-seats/ (live site blocks automated fetch)
View on web.archive.org ↗
1 older or duplicate result not counted
NHTSA (National Highway Traffic Safety Administration) Car Seat Ease of Use Ratings US · Government / institute
NHTSA Car Seat Ease of Use Ratings, 2024 · forward-facing mode
3/5★
3 stars
Our scale60
not counted

Not counted: Another configuration scored higher in the same test.

Labels
1
Instructions
3
Securing child
3
Vehicle installation features
3
NHTSA Ease of Use rating for Forward-facing mode (5-pt); seat type Convertible; model #fl19u1; evaluated seat manufactured 2024-08-07; test_year = year of manufacture of the evaluated seat (NHTSA does not publish a rating date in the data)
View on api.nhtsa.gov ↗

Also recommended: Wirecutter (The New York Times): Other convertible seats worth considering.

Top-ranked alternatives

How we turn these into one number: methodology. Tested 2024–2026.

KidShortlist

We don't test products ourselves. Every score here comes from an independent tester and links back to it. We combine 4,061 results from 26 sources.

Read before buying

Several testers are paywalled, so we only include what they publish openly. Models change and get recalled. Check the tester's own page and the retailer listing before you buy.

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