Skip to main content
Cart 0
Your Bag


Radian® 3R®


The original 3 Across All-In-One™ convertible car seat


Become a VIP Member and earn points & exclusive rewards along your journey. Learn More

Receive perks when you sign up for VIP Rewards

Sign Up

Create a free account and get 100 points.

Earn Points

Every time you shop and share your journey.

Redeem Points

Redeem points for exclusive discounts & perks.

Bonus Points

Exclusive anniversary & birthday bonus.

Radian® 3R®

The original 3 Across All-In-One™ convertible car seat - now available in new, two-toned colorways with additional features. Up to 10 years of safe use and great value.

Granted by the Insurance Institute for Highway Safety (IIHS), the BEST BET award is bestowed to car seats and boosters that provide good belt fit for typical ages approximately from 4 to 8 years old in almost any car, minivan, or SUV. The IIHS is an independent, scientific, and educational organization dedicated to reducing injuries and property damage from motor vehicle crashes through the education of consumers, policymakers, and safety professionals.


  • 10 Years 1 Car Seat® - from Birth to Booster (5 - 120 lb) it's all you will need. Grows with your child, ultimate protection on every road trip. 4 modes in 1 seat!
  • Rear Facing for Longer - lovingly engineered to keep your child rear-facing up to 50 lb.
  • Fits 3-Across - our famous slim-fit design with zero compromises to safety, space, or comfort.
  • Mechanically engineered from reinforced automotive grade high-strength steel, our unique core shell shields and protects your child.
  • High-quality ComfortPlus Memory Foam, always included.
  • The original and only all-in-one convertible car seat that folds for travel or compact storage. FAA approved for airline use.
  • Comfort Support - head support pillow, comfort cushion and 2 XL cup holders. Additional features are exclusive to the following colorways: Black Storm, Blue Surge, Blue Razz Ice, Purple Wildberry and Pink Cotton Candy.

Product Specs

  • Minimum User Weight: 5 lb
  • Maximum User Weight: 120 lb
  • Minimum User Weight - Rear Facing: 5 lb
  • Maximum User Weight - Rear Facing: 50 lb
  • Maximum User Weight - Rear Facing LATCH: 35 lb
  • Minimum User Weight - Forward Facing: 22 lb
  • Maximum User Weight - Forward Facing: 65 lb
  • Maximum User Weight - Forward Facing LATCH: 40 lb
  • Minimum User Weight - Booster: 40 lb
  • Maximum User Weight - Booster: 120 lb
  • Maximum User Height: 57.1 in
  • Product Height: 28.4 in
  • Product Width: 16.9 in
  • Product Depth: 16.1 in
  • Seat Weight: 23 lb (Black Jet, Gray Slate, Blue Sky, Pink Blossom, Red Cherry)
  • Seat Weight: 23.37 lb (Black Storm, Blue Surge, Blue Razz Ice, Purple Wildberry, Pink Cotton Candy)

Care & Maintenance

Covers: Machine wash cold, line dry. Shell and Components: Spot clean

Warranty Information

12 months standard warranty - join lifetime journey care for up to 10 years extended warranty