Built like the seat in your car, but sized for your child. Oobr is a high back booster seat that’s both Oobr safe and Oobr cool. Engineered to protect, it revolutionizes booster seating with advanced safety features, including a high-impact copolymer frame, an energy-absorbing EPP foam reinforced headrest and a steel base sub-structure with integrated rigid-LATCH connectors for enhanced seat stability. Rated a ‘Best Bet’ by the Insurance Institute for Highway Safety 10+ years in a row, Oobr offers the comfort and flexibility to grow, with a fully removable reclining seat back. Plus, its narrow design makes it easy to ride 3-across. All Oobr models are free of brominated and chlorinated flame retardants, while the mammoth and railroad models are free of any added flame retardants. Oobr is proudly designed, engineered, and made in Canada. Child Height, Weight and Age - High Back Mode: Height: 40–57 in Weight: 40–100 lb Minimum Age: 4+ years recommended Child Height, Weight and Age - Backless Mode: Height: 40–57 in. *Booster seat laws may vary. Please check your local booster seat laws. Features: -Rated a "Best-Bet" for 10 years+ by the Insurance Institute for Highway Safety. -Raises your child 4 in./10 cm to improve in-vehicle shoulder belt fit -Better positions the seat belt on the child's hips to improve safety -Locks into place to provide additional booster seat stability in a collision -Confirms that latches are locked with an audible "click" -Provides a secure connection even when booster seat is not occupied -Meets all Canadian Motor Vehicle Safety Standards and Federal Motor Vehicle Safety Standards. *Limited Lifetime Warranty by Clek