Diono Rainier Convertible Plus Booster Car Seat
By: Diono

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Diono is the only car seat brand that offers convertible + booster seats with a full steel frame making them one of the safest car seats available today. The New Diono Rainier is the ultimate in car seat safety with new deeper side walls providing enhanced side impact protection taking Diono car seats to a whole new level. With its extended rear-facing capabilities, it can comfortably seat rear-facing children from 5 to 50 lbs and forward-facing children from 20-90 lbs in 5-point harness mode. Additionally it converts to a booster for children between 50 - 120 lbs or up to 57" in height. The aluminum reinforced headrest has 12 height positions for adjustable head support and additional EPS foam surrounds the child's head and body for complete side impact protection. Its unique SuperLATCH system makes installation easy and the Rainier is NCAP crash tested, the industry benchmark for verifying child seat performance in severe accident conditions. Designed with Safety Synergy technology, all these innovative features seamlessly work together providing the highest level of performance and safety for your children.


  • Convertible + Booster seat -> Birth to 12 years
  • Highest rear-facing capacity of any car seat: from 5 to 50 lbs (up to 44" in height)
  • Highest forward-facing capacity of any car seat in a 5-point harness: from 20-90 lbs (up to 57" in height)
  • Booster mode weight limits 50 - 120 lbs (up to 57" in height)
  • Designed with Safety Synergy technology for the highest level of performance & safety
  • Industry leading 12 year product life
  • Fits 3 across in a mid-size vehicle with its space saving design offering the most generous interior space
  • Full steel alloy frame and aluminum reinforced sides for unmatched strength
  • Reinforced deeper sidewalls lined with energy-absorbing foam give Rainier superior head and body protection
  • 12 height adjustable head support, reinforced with aluminum and lined with energy-absorbing foam for maximum side impact protection
  • Memory foam padding for extra comfort
  • Sits low on vehicle seat for easy child boarding and improved safety performance in a crash
  • Folds flat for travel and easy storage
  • Only brand of car seats with SuperLATCH: with the Strongest Connectors and Secureweave™ webbing it provides an easy and secure installation
  • Luxurious two-piece infant body pillow provides support and comfort
  • Meets FAA standards for air travel
  • Extra-long leg support for comfy road trips and multiple harness and buckle positions for custom fit
  • Rear-facing tether capability
  • 1 cup holder included (add up to 4)
  • Additional forward-facing recline position to accommodate different types of contoured vehicle seats
  • SafeStop energy absorbing harness
  • Anti-slip rubber seat grips
  • Care: Hand wash or machine wash only in front loading machine. Line dry or tumble dry on low temperature


  • Open 28.5"H x 17”W x 16"D
  • Folded 28.5"H x 17”W x 10"D
  • Weight 28.45 lbs

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Shadow UPC: 677726303205 Model: 30320

Orchid UPC: 677726303304 Model: 30330

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