UPPAbaby Alta V2 High Back Booster Seat- Iris


UPPAbaby Alta V2 High Back Booster Seat- Iris Item is available for preorder.

The Alta V2 is available for order if showing out of stock and on backorder. ETA 7-14 days . Please feel free to call the store directly to confirm 

All car seats are a final sale 

Safety, elevated. ™

From energetic elementary school kids to independent pre-teens, The premium Alta V2 High Back Booster Seat delivers proper seat and belt positioning with style, comfort, and ease.


  • Specialized foams in the headrest
  • Elevated ergonomic dual armrests designed to enhance interaction and provide support
  • Slim design to maximize room within vehicle
  • Enhanced Rigid LATCH connectors for easy installation
  • Simple SecureFit™ Belt Routing System ensures proper fit
  • Seven-position, Active Support Headrest for growing children
  • GREENGUARD® Gold Certified to support healthier air quality and low chemical emissions
  • Side Impact Protection Pods absorb and disperse crash forces
  • Unique Lap Belt Positioners to ensure child can administer a secure fit themselves
  • Single-piece seat pan for effortless detachment and easier cleaning
  • Seat back incorporates EPP foam and memory foam to mitigate crash forces
  • Included dishwasher-safe cup holder is removeable and can be used on either side
  • Removable, washable fabrics
  • All fabrics are Fire Retardant Free through our SafeTech ™ fabrics


  • Approximately 6–10 years old
  • Suitable from 40–100 lbs
  • Suitable from 38”–57” in height
  • True weight: 17 lbs.

Product Dimensions:

  • 20” L x 17.5” W x 25.5 – 33” H
  • 25.5” H (Headrest in lowest position)
  • 33” H (Headrest in highest position)

Seat Dimensions:

  • 13.5” L x 17.5” W x 3.5” H (seat pan only)
  • Slimmest area seat pan is 11” W

What's included:

  • Booster seat
  • Removable, Dishwasher Safe Cup Holder


What's the difference between the Alta and the Alta V2?

The Alta V2 has new ergonomic dual armrests engineered for enhanced interaction and gentle arm support, tailored to children’s needs. New SecureFit belt routing system for ease of use to guide the seatbelt into the proper position on a child and lesson user error. The New lapbelt positioner has been redesigned to ensure proper lap belt fit and prevent the possibility of occupant submarining.