🚀 Travel smart, protect smarter — the only car seat your family will ever need!
The Diono Radian 3R is a versatile all-in-one convertible car seat designed for 10 years of use, accommodating children from 5 to 120 lbs. Featuring a reinforced automotive-grade steel frame, extended rear-facing capability up to 50 lbs, and a slim design that fits 3 seats across, it combines safety, comfort, and space-efficiency. With FAA approval and a compact fold for travel, plus premium memory foam and a comfort travel kit, it’s engineered for modern families who demand both protection and convenience.
| Model number | 50644 |
| Product Dimensions | 40.89 x 42.93 x 72.14 cm; 10.6 kg |
| Item model number | 50644 |
| Minimum weight recommendation | 5 Pounds |
| Maximum weight recommendation | 120 Pounds |
| Minimum height recommendation | 18.1 Inches |
| Maximum height recommendation | 57.1 Inches |
| Material Type | Alloy Steel Plastic Polypropylene Polystyrene |
| Material Composition | 95% Polyester, 5% Spandex |
| Care instructions | Covers: Machine wash cold, line dry. Shell and Components: Spot clean |
| Number of items | 1 |
| Style | Radian 3R Fits 3 Across |
| Number of reclining positions | 1 |
| Batteries required | No |
| Orientation | Convertible Seat |
| Rear-facing minimum child weight | 5 Pounds |
| Rear-facing maximum child weight | 50 Pounds |
| Forward-facing minimum child weight | 22 Pounds |
| Forward-facing maximum child weight | 120 Pounds |
| Harness type | 5-Point |
| Item Weight | 10.6 Kilograms |
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