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Chicco KidFit Zip Plus 2-in-1

The Chicco KidFit Zip Plus 2-in-1 is 17 in wide, weighs 10 lb, and has a booster weight limit of 110 lb, per Chicco. A convertible high-back booster that goes backless for older kids. Zip-off washable cushions with SuperCinch tightener.

  • $159.99List price
  • 110 lbBooster to
  • 10 lbSeat weight
  • 17 inWidth
See it on Chicco's site

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KidFit Zip Plus 2-in-1: key facts

  • The Chicco KidFit Zip Plus 2-in-1 works as a booster from 40 to 110 lb and 44 to 57 in tall, per Chicco.
  • Outgrown by height: "High-back: "Child’s ears must be below Headrest when sitting on Booster Seat." Backless: "Child’s ears must be below vehicle seat back or vehicle head restraint when sitting on Booster Seat.""
  • It installs with LATCH (quick-release) or vehicle seat belt.
  • Chicco says it isn't certified for aircraft.
  • It's 17 in wide at the widest point and weighs 10 lb.

From Chicco's manual and published specs. Always follow the limits on your seat's labels.

How the KidFit Zip Plus 2-in-1 stacks up

Against the 65 booster seats we track. The shaded band is where the middle half of them fall; the dot is this one.

Booster weight limit110 lb31st highest booster limit of 64

Within the typical range for booster seats (100 lb to 120 lb).

This one
100 lbmiddle 110 lb120 lb
Width17 in7th narrowest of 31

Within the typical range for booster seats (17 in to 18.6 in).

This one
10.2 inmiddle 17.3 in23.2 in
Weight10 lb23rd lightest of 42

Within the typical range for booster seats (6 lb to 13.2 lb).

This one
1.8 lbmiddle 9.8 lb20.9 lb
Price$159.9940th lowest price of 53

Within the typical range for booster seats ($55.99 to $159.99).

This one
$19.98middle $79.99$399.99

What sets the KidFit Zip Plus 2-in-1 apart

Measured against the 65 booster seats we compare, from each maker's published specs.

  • 7th narrowestof the 31 booster seats with it published: 17 in
  • Booster weight limit: 110 lbin the middle half of the 64 booster seats that publish it (100 lb to 120 lb)
  • Weight: 10 lbin the middle half of the 42 booster seats that publish it (6 lb to 13.2 lb)

Next to its closest matches

Flying with the KidFit Zip Plus 2-in-1

Chicco's label: “This Booster Seat is NOT certified for aircraft use.” American lists “Booster seats with no approval label or shoulder harness” under seats and devices not approved for use on board (source).

What airlines say about car seats:

  • American: “Each ticketed customer is allowed 1 stroller and 1 car seat to be checked free of charge” “If an unoccupied, adjoining seat is not available, the gate agent will check the safety seat to your final destination.” Source
  • Alaska: “We will transport your child's car seat and stroller free of charge as checked baggage.” Source
  • JetBlue: “Checking a child safety seat will not count towards your checked baggage allowance and there is no fee assessed” Source
  • Spirit: “One (1) car seat will be accepted per child as checked baggage at no charge.” Source
  • Frontier: “strollers and car seats can be checked for free.” Source
  • Allegiant: “There is no charge for checking or gate checking one car seat per fare-paying passenger.” Source
  • Breeze: “Child seats may be carried on board the aircraft if a seat has been purchased for the Infant or Child” Source

Quoted from each airline's page as of 2026-11-02.

Listed features

  • Converts to backless
  • Ten headrest positions
  • Zip-off cushions for washing

Worth checking

  • High-back and backless limits differ
  • Heavier than a plain backless booster

Where to buy the KidFit Zip Plus 2-in-1

Prices and availability change. We may earn a commission from some links.

good to know
  • Check for recalls: Search the agency's recall list with the model number and date code from the label: NHTSA recall search.
  • Car seat use and installation: see NHTSA's car seat page, which also lists free car seat inspection by certified technicians. Check the label and the maker's instructions, and ask your pediatrician about your child.

Full specs

Chicco KidFit Zip Plus 2-in-1
TypeBooster
List price$159.99
Booster weight40–110 lb
Booster height44–57 in
Seat weight10 lb
Width17 in
Head ruleHigh-back: "Child’s ears must be below Headrest when sitting on Booster Seat." Backless: "Child’s ears must be below vehicle seat back or vehicle head restraint when sitting on Booster Seat."
InstallationLATCH (quick-release), vehicle seat belt
Load legNo
Anti-rebound barNo
RotatesNo
Recline positions2
Aircraft labelNot certified for aircraft

Compare the KidFit Zip Plus 2-in-1 with

How each closest rival differs from the KidFit Zip Plus 2-in-1, from the makers' specs.

Ask the meadow

KidFit Zip Plus 2-in-1: questions answered

From Chicco's published specs, last checked 2026-11-06.

Will the Chicco KidFit Zip Plus 2-in-1 fit three across or in a small car?

It's narrower than 66% of the boosters we track, at 17 in. The narrowest is the Mifold Comfort Grab-and-Go Booster at 10.2 in. Fit depends on your vehicle; check each seat's manual and your vehicle manual. Car seat use and installation: see NHTSA's car seat page, which also lists free car seat inspection by certified technicians. Check the label and the maker's instructions, and ask your pediatrician about your child.

Can you bring the Chicco KidFit Zip Plus 2-in-1 on a plane?

Chicco doesn't list it as certified for aircraft, so it can be checked as luggage but not used in the plane seat. See seats approved for planes.

KidFit Zip Plus 2-in-1 or Olli: what's different?

By the makers' specs, the Olli has no added flame retardants (maker's claim); the Olli lists for $10 less. See every spec side by side.

Is it OK to buy a used KidFit Zip Plus 2-in-1?

NHTSA publishes guidance on used car seats on its car seat page. Check the label and the maker's instructions, and ask your pediatrician about your child.

Still wondering? Write to us at hello@cribpicks.com and we'll look it up.

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Where these specs come from

Last checked 2026-11-06. Spot something wrong? Tell us. Read our editorial and safety policy and corrections.