Alta Booster Seat

Premium high back booster with safe + functional features




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SKU: Alta Categories: ,

Safety, elevated.®

From energetic elementary school kids to independent pre-teens, the Alta delivers proper seat and belt positioning with style, comfort, and ease.

Product Highlights

  • SecureFit™ Belt Routing System ensures proper fit
  • Seven-position, Active Support Headrest for growing children
  • Side Impact Protection Pods absorb and disperse crash forces
  • Removable Cup Holder Included

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  • Proper Fit Every Time

    Our SecureFit™ belt routing system with lap belt positioner ensures proper fit for the lap and shoulder belt while preventing submarining. Plus, rigid LATCH connectors secure the booster to the vehicle seat guaranteeing proper alignment.

  • Grows With Them

    The seven-position, Active Support Headrest accommodates growing children.

  • Added Head Protection

    Specialized, energy-absorbing 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.

  • A Small Feature That Makes a 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, and removable cup holder provides added comfort for your child during the ride. Plus, the seat base fabric zips off for easy cleaning!

CLEANTECH™ Collection

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  • Safetech

    Keep baby safe from day one with our original fire retardant free fabric. These fabrics are not treated and contain no harmful chemicals anywhere on the seat. Includes fashions for the Mesa V2, Knox, and Alta.

Details & Specifications

Support & FAQs

Parenthood, Understood.

  • Family, First

    One-On-One Customer Service Whether it’s via Email, Text, Call, Live Chat, Video Chat, or Virtual Consultation, our exceptional Customer Experience Team is here to help you all day, every day, in every way.

  • The UPPAbaby Promise

    Limited + Extended Warranties UPPAbaby has confidence in the quality of our products, and we are proud to offer warranty programs on all juvenile gear and accessories.

  • Where to Find Us

    Hub locations + Tune-Up Gear-Up events Whether at one of our Hub Service Center & Showrooms or an event on the go, our helpful team of experts will have all the answers so you can make your purchase with confidence.