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Car Seat Knowledge Center

Infant Car Seat

Rear-facing only

For infants approximately 0 – 1 year old, 4-35 lbs, up to 32″ in height

High-Back Belt Positioning Booster

Forward-facing only


For children approximately 6 – 10 years old, 40-100 lbs, up to 57” in height

Our virtual car seat check will help make sure your MESA or ALTA is properly installed
UPPAbaby Virtual Car Seat Check

Complimentary Car Seat Checks

Schedule a car seat demo or have a safety technician guide you through the installation process.

Our warranty

UPPAbaby offers a LIMITED LIFETIME WARRANTY on all car seats representing our commitment to child passenger safety.

Register to take advantage of the seat's limited lifetime warranty

Below you’ll find valuable safety information like proper fit, when to transition, manuals, instructional videos and more.