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Lovingly engineered with the famous Diono steel-reinforced frame and now rear-facing for even longer, expect 10 years of safety from just one car seat. Designed and engineered with complete rear-facing protection, so you can keep them in a safe rear-facing convertible car seat for longer, up to 50 pounds. Built with a mechanically engineered, reinforced steel frame and made from automotive-grade high-strength steel, the Radian® is always ready to shield and protect. The Radian® 3R also includes aluminum reinforced sides and thick energy-absorbing foam, which distributes crash forces for added protection. And when your family grows, the slim-fit design will fit 3 across in most vehicles without compromising child safety or passenger comfort. The Radian® 3R features our SuperLATCH™ with Audible Click system, which makes installation easy and super secure with an audible click that lets you know when connectors are locked in safe. Coming in a range of bold colors, there is a Radian® 3R that suits every child, and for added parent convenience, the Radian® 3R cover is hard-wearing and easily removable. So, when the next journey gets messy, easily remove to machine wash. As travel car seat experts, Diono has built-in super portable and convenient features to the Radian® 3R with an original fold for easy transport and storage and easily removable making washable covers. The Radian® is also conveniently aircraft certified (FAA approved), so you can take safety with you wherever you go.


  • With 4 ways to travel from birth to booster, the Radian 3R adapts as your child grows to offer a custom fit from birth up to 54 kg / 120 lbs, providing 10 years of safety from just one car seat
  • Designed and engineered to keep your child rear-facing longer up to 22.7 kg / 50 lbs (approx. 4 years old)
  • Built with our famous slim fit design, the Radian® will fit 3 across in most vehicles without compromising child safety or passenger comfort
  • Features a mechanically engineered reinforced steel core made from automotive-grade high-strength steel to shield and protect
  • Aluminum reinforced sides, and energy-absorbing foam distributes crash forces for added protection
  • Low fitting profile to make it easy for your child to climb in and out of their seat as they grow
  • Energy-absorbing EPS foam panels on all sides and even under their bottoms
  • SuperLATCH™ connectors with Audible Click Installation
  • Convenient fold and FAA approval for use on aircraft


  • Brand: Diono
  • Dimensions (L x W x H): 16.00 x 17.00 x 28.50 Inches
  • Weight: 25.9 lbs
  • Color: Pink Blossom