The Original 3-Across All-in-One Car Seat updated. Upgraded with 12 improvements from the original Radian® 3R®, the Diono Radian® 3R® SafePlus™ features Diono SafePlus™ engineering, SafePlus™ Easy-Adjust 12 Position Headrest, and improved SafePlus™ Side Impact Protection for complete protection from birth to booster (now suitable from 4 - 120 lb / 1.8 - 54 kg.)

2 UPGRADES FROM RADIAN 3R - Includes SafePlus Easy-Adjust 12 Position Headrest, Improved Side Impact Protection and SafePlus testing.

SAFEPLUS 12-POSITION HEADREST - Easy-adjust 12-Position headrest brand-new to 3R, increasing occupancy space as child grows.

SAFEPLUS ENGINEERING - Features a unique combination of engineering features and testing to the highest safety standards to ensure we have the safest seat possible.

10 YEARS ONE CAR SEAT - From rear-facing to forward-facing Radian 3R SafePlus adapts as your child grows from birth to booster. Now suitable from 4 - 120 lb / 1.8 - 54 kg.

THE ORIGINAL RADIAN 3 ACROSS - Built with their famous Radian slim fit convertible design for a 3-across option only with Diono Radian combinations without compromising child or passenger comfort. Feel safe having your children secure in the backseat.

Baby, we want you to know…​

The box might have some wear, but it’s what’s inside that counts.