Safety 1st OnBoard FLX Infant Car Seat
Safety 1st OnBoard FLX Infant Car Seat
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Safety 1st OnBoard FLX Infant Car Seat

4.3 stars out of 88 reviews
(4.3)|
88 ratings

Key item features

  • Rear-facing 4-30 pounds and up to 32"
  • Ultra-lightweight and easy to carry at under 8 lbs.
  • Side Impact Protection (SIP) with deep sides and energy-absorbing materials
  • 4 harness heights spaced for a better fit from tiny to tall
  • Extra newborn support with head and body inserts
  • 1-pull harness adjustment gives baby a secure fit
  • Adjustable base for the right fit in your car
  • Machine-washable and dryer-safe seat pad
  • Compatible with all Safety 1st strollers that feature QuickClick™
  • QuickClick™ ensures car seat attaches securely to compatible Safety 1st strollers with one simple click
  • 5-point harness with up-front adjustment
  • LATCH-equipped
  • Airplane ready
  • Meets or exceeds federal safety standards
Current price is $134.98
Price when purchased online
  • Free shipping
  • Free 90-day returns
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Comparison Overview:
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Comparison Chart:
Age GroupInfantSafety 1st OnBoard FLX Infant Car SeatInfantSafety 1ˢᵗ onBoard Insta-Latch Infant Car Seat, Cowbird, UnisexToddlerSafety 1st TriMate All-in-One Convertible Car SeatChildEvenflo NurtureMax Infant Car Seat (Dallas Blue)InfantSafety 1st Grow and Go Sprint All-in-One Convertible Car Seat, Black Beauty IIInfantBaby Trend Ally 35 Infant Car SeatToddlerSafety 1st TriMate All-in-One Convertible Car SeatInfantGraco SnugRide Lite LX Infant Car Seat, Studio, BlackInfantBaby Trend EZ-Lift™ PLUS Infant Car SeatInfantSafety 1st Grow and Go Extend n Ride LX All in One Convertible Infant & Toddler Car Seat, Black Pepper
Child Car Seat StyleInfant SeatSafety 1st OnBoard FLX Infant Car SeatInfant SeatSafety 1ˢᵗ onBoard Insta-Latch Infant Car Seat, Cowbird, UnisexConvertible Car SeatsSafety 1st TriMate All-in-One Convertible Car SeatInfant SeatEvenflo NurtureMax Infant Car Seat (Dallas Blue)Convertible Car SeatsSafety 1st Grow and Go Sprint All-in-One Convertible Car Seat, Black Beauty IIInfant SeatBaby Trend Ally 35 Infant Car SeatConvertible Car SeatsSafety 1st TriMate All-in-One Convertible Car SeatInfant SeatGraco SnugRide Lite LX Infant Car Seat, Studio, BlackInfant SeatBaby Trend EZ-Lift™ PLUS Infant Car SeatConvertible Car SeatsSafety 1st Grow and Go Extend n Ride LX All in One Convertible Infant & Toddler Car Seat, Black Pepper
ColorMonumentSafety 1st OnBoard FLX Infant Car SeatCowbirdSafety 1ˢᵗ onBoard Insta-Latch Infant Car Seat, Cowbird, UnisexDunes EdgeSafety 1st TriMate All-in-One Convertible Car SeatDallas BlueEvenflo NurtureMax Infant Car Seat (Dallas Blue)Black Beauty IISafety 1st Grow and Go Sprint All-in-One Convertible Car Seat, Black Beauty IIStormyBaby Trend Ally 35 Infant Car SeatDark HorseSafety 1st TriMate All-in-One Convertible Car SeatStudioGraco SnugRide Lite LX Infant Car Seat, Studio, BlackUltra GreyBaby Trend EZ-Lift™ PLUS Infant Car SeatBlack PepperSafety 1st Grow and Go Extend n Ride LX All in One Convertible Infant & Toddler Car Seat, Black Pepper
Car Seat Facing DirectionRear FacingSafety 1st OnBoard FLX Infant Car SeatRear FacingSafety 1ˢᵗ onBoard Insta-Latch Infant Car Seat, Cowbird, UnisexConvertibleSafety 1st TriMate All-in-One Convertible Car SeatRear FacingEvenflo NurtureMax Infant Car Seat (Dallas Blue)ConvertibleSafety 1st Grow and Go Sprint All-in-One Convertible Car Seat, Black Beauty IIRear FacingBaby Trend Ally 35 Infant Car SeatConvertibleSafety 1st TriMate All-in-One Convertible Car SeatRear FacingGraco SnugRide Lite LX Infant Car Seat, Studio, BlackForward FacingBaby Trend EZ-Lift™ PLUS Infant Car SeatConvertibleSafety 1st Grow and Go Extend n Ride LX All in One Convertible Infant & Toddler Car Seat, Black Pepper
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Customer ratings & reviews

4.3 out of 5 stars
stars88 ratings57 reviews
How item rating is calculated

Reviews summary

Pros
  • : Made with weight-reducing material for easy carrying.
  • : Designed for easy lifting and transport.
  • : Made of a gentle material that is easy to clean.
  • : Has a large size to accommodate growing babies.
  • : Features padding for baby's support.
Neutral
  • : Offers both generous and inadequate padding depending on the user.
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Showing 1-3 of 57 reviews

Oct 10, 2025
Jasmeen
Item details
Color: Monument
5 out of 5 stars review

Verified Purchase

Excellent product

It's very easy to install and overall it's very comfortable.. satisfied with the quality and design..

Incentivized Review
Helpful?0SND6XUYDDTS5532487944
Oct 23, 2025
Vanessa
Item details
Color: Other
5 out of 5 stars review

Verified Purchase

I like this car seat because its very lightweight easy to carry and use.

Incentivized Review
Helpful?0SND6XUYDDTS5532487944
Nov 25, 2025
Heather
Item details
Color: Other
5 out of 5 stars review

Verified Purchase

Good quality, light weight, and easy to install at a great price. Perfect for a newborn.

Helpful?0SND6XUYDDTS5532487944