Booster Car Seats
Keep your big kid safe without breaking the bank. Our open box and gently used booster car seats are safety-inspected, cleaned, and ready for the next ride. Shop trusted brands like Graco, Chicco, and Britax while saving an average of 50% off retail. Find both highback and backless styles—each one parent-approved and road ready.
Learn more about our GoodBuy ™ Car Seat Safety Check here & learn about the different types of car seats, plus choosing the best one for your family here.
Filters
Graco Tranzitions 3-in-1 Harness Booster Car Seat, 2024, Marley
5.0 / 5.0
10 Reviews
Condition: Open Box The Graco Tranzitions 3-in-1 Harness Booster Car Seat is the perfect tool for busy parents to protect your child from toddler t...
View full detailsGraco Tranzitions 3-in-1 Harness Booster Car Seat, 2023, Marley
5.0 / 5.0
10 Reviews
Condition: Open Box The Graco Tranzitions 3-in-1 Harness Booster Car Seat is the perfect tool for busy parents to protect your child from toddler t...
View full detailsGraco TurboBooster 2.0 Highback Booster, 2024, Declan
Condition: Open Box "The Graco TurboBooster Highback Booster is designed to safely transport your big kids from 4-10 years old and 40-1...
View full detailsCybex Solution B-Fix High Back Booster Seat, 2022, Volcanic Black
Condition: Open Box Cup Holder Included?: Yes For children 40-120 lbs with side impact protection and easy latch system installation. Headrest feat...
View full detailsCybex Solution B2-Fix + Lux Booster, Bay Blue, 2021
Condition: Open Box "Keep your child safe from 40-120 lbs. It features a reclining headrest and backrest. It has 12 positions to fit yo...
View full detailsGraco TurboBooster 2.0 Backless Booster Car Seat, 2023, Anna
5.0 / 5.0
5 Reviews
Condition: Open Box The Graco TurboBooster 2.0 Backless Booster Car Seat offers advanced protection in crashes and a comfortable seating position w...
View full detailsGraco TurboBooster Stretch2FIT Booster Seat, 2022, Spencer
5.0 / 5.0
1 Review
Condition: Open Box This booster offers easy adaptability with 9 adjustable back and headrest positions for growing children. With breathable AirFl...
View full detailsGraco TurboBooster 2.0 Backless Booster Car Seat, 2024, Denton
5.0 / 5.0
5 Reviews
The Graco TurboBooster 2.0 Backless Booster Car Seat offers advanced protection in crashes and a comfortable seating position with height-adjustabl...
View full detailsGraco TurboBooster LX Backless Booster Car Seat, 2023, Rio
Condition: Open Box Backless booster for 40-100 lbs and 43-57” tall with latch system to quickly and easily tighten and secure seat. Would you rath...
View full detailsCybex Solution G2 Folding High-Back Booster Seat, Moon Black, 2025
5.0 / 5.0
1 Review
Condition: Open Box This child safety seat features a patented reclining headrest that enhances head protection by up to seven times. Its foldable ...
View full detailsGraco TurboBooster Backless Booster, 2022, Gust
The Graco TurboBooster Tansy is designed for optimal safety and comfort, perfect for kids from 4 to 10 years old (40-100 lbs and 43-57 inches tall)...
View full detailsCybex Solution G2 Folding High-Back Booster Seat, Almond Beige, 2025
Condition: Open Box This child safety seat features a patented reclining headrest that enhances head protection by up to seven times. Its foldable ...
View full detailsEvenflo GoTime No Back Booster Car Seat, 2024, Static Black
Condition: Open Box This booster seat is designed to ensure a proper fit for growing children, providing the necessary support for vehicle belt pos...
View full detailsGraco TurboBooster 2.0 Highback Booster, 2022, Freya
Condition: Open Box The Graco TurboBooster Highback Booster is designed to safely transport your big kids from 4-10 years old and 40-100 lbs, as we...
View full detailsCybex Solution B2-Fix + Lux Booster, Steel Grey, 2024
Condition: Open Box Keep your child safe from 40-120 lbs. It features a reclining headrest and backrest. It has 12 positions to fit your growing ch...
View full detailsGraco TurboBooster 2.0 Highback Booster, 2023, Freya
Condition: Open Box The Graco TurboBooster Highback Booster is designed to safely transport your big kids from 4-10 years old and 40-100 lbs, as we...
View full detailsDiono Solana 2 Backless Booster Seat, 2023, Black, With LATCH
5.0 / 5.0
1 Review
Condition: Open Box Great choice for big kids that need an extra boost in the car. It features a wide design to accommodate the hips and legs of ol...
View full detailsGraco Tranzitions 3-in-1 Harness Booster Car Seat, 2020, Proof
5.0 / 5.0
10 Reviews
Condition: Open Box The Graco Tranzitions 3-in-1 Harness Booster Car Seat is the perfect tool for busy parents to protect your child from toddler t...
View full detailsBaby Trend Hybrid 3-in-1 Combination Booster Car Seat, Desert Pink, 2024
Condition: Open Box This forward facing booster seat can be used for an extended period of time, from 22 to 100lbs. It features three stages, soft ...
View full detailsDisney Baby Pronto! Belt Positioning Booster Car Seat, 2024, Minnie Dot Party
Condition: Open Box Travel securely with your little one with this adorable booster seat that will grow with your child from full seat to backless....
View full detailsSafety 1st Grand 2-in-1 Booster Car Seat, 2025, Black Sparrow
Condition: Open Box The Safety 1st Grand 2-in-1 Booster Car Seat offers versatile protection for growing children, transitioning from a forward-fac...
View full detailsEvenflo Maestro Sport 2-In-1 Booster Car Seat, 2025, Whitney
Condition: Open Box This booster car seat accommodates children from 22-110 lbs. Please note, we do not guarantee compatibility.
Evenflo GoTime No Back Booster Car Seat, 2023, Static Black
Condition: Open Box This booster seat is designed to ensure a proper fit for growing children, providing the necessary support for vehicle belt pos...
View full detailsDiono Solana Booster Seat Pack of 2, 2024, Blue/Pink Cotton Candy
5.0 / 5.0
1 Review
Condition: Open Box Introducing the ultimate booster for your big kid! With a weight capacity of 40-120 lbs, it's all you'll ever need. This lightw...
View full detailsSafety 1st Grand 2-in-1 Booster Car Seat, 2023, Capri Teal
Condition: Open Box The Safety 1st Grand 2-in-1 Booster Car Seat offers versatile protection for growing children, transitioning from a forward-fac...
View full detailsChicco MyFit Harness + Booster Car Seat, 2024, Fathom
Condition: Open Box The harness and booster car seat is expertly designed for children's safety and comfort. With DuoGuard head & torso protect...
View full detailsGraco TurboBooster Backless Booster, 2022, Dinorama
5.0 / 5.0
5 Reviews
Condition: Open Box The Graco TurboBooster Tansy is designed for optimal safety and comfort, perfect for kids from 4 to 10 years old (40-100 lbs an...
View full detailsGraco TurboBooster 2.0 Backless Booster Car Seat, 2025, Trisha
5.0 / 5.0
5 Reviews
Condition: Open Box The Graco TurboBooster 2.0 Backless Booster Car Seat offers advanced protection in crashes and a comfortable seating position w...
View full detailsBritax Skyline 2-Stage Belt-Positioning Booster Car Seat, Dusk, 2023
Condition: Open Box 2-in-1 car seat from belt positioning high back booster converts to backless booster. From 40-120 lbs 63” tall. Features arm re...
View full detailsCosco Topside Backless Booster Car Seat, 2023, Leo
Condition: Open Box Designed for growing kids weighing 40-100 lbs and measuring 43"-57", the booster seat provides proper positioning for seatbelts...
View full detailsSafety 1st Grand 2-in-1 Booster Car Seat, 2024, Sunrise Coral
Condition: Open Box The Safety 1st Grand 2-in-1 Booster Car Seat offers versatile protection for growing children, transitioning from a forward-fac...
View full detailsCybex Solution B-Fix High Back Booster Seat, 2021, Volcanic Black
Condition: Open Box For children 40-120 lbs with side impact protection and easy latch system installation. Headrest features 12 positions to adjus...
View full detailsEvenflo Chase LX 2-in-1 Booster Car Seat, 2024, Jayden
Condition: Open Box 2-in-1 car seat: forward-facing harness and high-back belt-positioning booster for 40-110 lbs. Removable head pillow, 2 cuphold...
View full detailsDiono Solana 2 Backless Booster Seat, 2023, Pink, With LATCH
5.0 / 5.0
1 Review
Condition: Open Box Great choice for big kids that need an extra boost in the car. It features a wide design to accommodate the hips and legs of ol...
View full detailsChicco KidFit 2-in-1 Belt Positioning Booster Car Seat, 2024, KidFit ClearTex Plus Lilac
Condition: Open Box Chicco KidFit Zip Air Belt-Positioning Booster is designed with 10 positions of DuoZone side-impact protection for the way kids...
View full detailsCybex Solution B-Fix High Back Booster Seat, 2021, Volcanic Black
Condition: Open Box Cup Holder Included?: Yes For children 40-120 lbs with side impact protection and easy latch system installation. Headrest feat...
View full detailsCybex Solution Z-Fix Highback Booster Seat, 2021, Manhattan Grey
Condition: Open Box Keep your child safe from 3-12 years old in this extremely comfortable booster seat. It features a reclining headrest and backr...
View full detailsUPPAbaby Alta V2 High Back Booster Seat, 2024, Iris (Grey Mélange/Lavender Accent)
Condition: Open Box An option for your older children made by UPPAbaby! Great high back booster that protects kids 40-100lbs. Offers lap belt posit...
View full detailsEvenflo GoTime LX Booster Car Seat, 2024, Quincy Blue
Condition: Open Box Booster car seat for kids from 40-120 lbs with 7 height positions & 2 cup holders.
Graco Nautilus Snuglock Grow Booster, 2022, Franco
Condition: Open Box The Graco Nautilus Snuglock Grow Booster keeps your child safe and comfortable for years to come as it grows with them. SnugLoc...
View full detailsBritax Grow With You ClickTight Harness-2-Booster Seat, 2024, Green Contour
Condition: Open Box ClickTight makes installation a breeze with automatic tightening. 9 position harness and headrest for ultimate comfort througho...
View full detailsEvenflo GoTime LX Booster Car Seat, 2023, Quincy Blue
Condition: Open Box Booster car seat for kids from 40-120 lbs with 7 height positions & 2 cup holders.
Chicco GoFit ClearTex Backless Booster Car Seat, 2022, Shadow
Condition: Open Box Ergoboost seat provides support and comfort for your child. Includes two cup holders. Please note, we do not guarantee compatib...
View full detailsCybex Solution Z-Fix Highback Booster Seat, Manhattan Grey, 2025
Condition: Open Box Keep your child safe from 3-12 years old in this extremely comfortable booster seat. It features a reclining headrest and backr...
View full detailsDiono Monterey 6XT SafePlus High-Back Booster, Blue Sky, 2024
Condition: Open Box The 8 Years One Booster® is engineered for children weighing 40–120 lbs, delivering comprehensive safety and comfort throughout...
View full detailsSafety 1st Grand 2-in-1 Booster Car Seat, 2025, Capri Teal
Condition: Open Box The Safety 1st Grand 2-in-1 Booster Car Seat offers versatile protection for growing children, transitioning from a forward-fac...
View full detailsDisney Baby Pronto! Belt Positioning Booster Car Seat, 2025, Minnie Dot Party
Condition: Open Box Travel securely with your little one with this adorable booster seat that will grow with your child from full seat to backless....
View full detailsDisney Baby Pronto! Belt Positioning Booster Car Seat, 2025, Mickey Blogger
Condition: Open Box Travel securely with your little one with this adorable booster seat that will grow with your child from full seat to backless....
View full details