UPPAbaby ALTA Booster Car Seat

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Alta. Safety, elevated.

To secure your child on the next phase of the journey, turn to the UPPAbaby ALTA high-back booster car seat. ALTA is a comfortable booster seat kids will happily buckle themselves into, packed with innovative features parents will appreciate.

Multi-position headrest with SecureFIT integrated shoulder belt guides and lap belt positioner, easily adjust to ensure proper belt fit and positioning for your child while Side Impact Absorbing pods on the shell provide advanced side impact protection. Rigid LATCH connection secures the seat to the vehicle for when not in use and aids in properly positioning the child in the seat. And the included dishwasher safe cup holder make longer trips a breeze!


  • Buckle up. Move on. SecureFit™ belt routing system with lap belt positioner ensures proper fit for the lap and shoulder belt while preventing slippage.
  • Grows with them. The seven-position, Active Support Headrest accommodates growing children.
  • Protects heads with safety smarts. Specialized foams provide added side impact protection.
  • Lock in security. Rigid LATCH connectors secure the booster to the vehicle seat guaranteeing proper alignment and positioning for everyday use.
  • Small feature with big difference. Positioned on the side of shell, the Side Impact Pods absorb and disperse crash forces.
  • Sit back and relax. The spacious design paired with dual armrests provides added comfort for your child during the ride.
  • Rigid LATCH connectors. Secure the booster and ensure proper alignment to the vehicle.
  • Hydrate on the go. ALTA includes a removable cup holder that can attach to either side of the seat.
  • Removable and washable seat fabric. When spills happen, the seat base fabric quickly zips off for easy cleaning.
  • Warranty. UPPAbaby offers a LIMITED LIFETIME WARRANTY on all car seats representing our commitment to child passenger safety.


  • Suitable for: 38”– 57”; 40 – 100 lbs
  • Approximate age: 6 – 10 years
  • Dimensions: 20” L x 19” W x 25.5”–33” H


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