The One4Life® Slim all-in-one car seat takes your child from birth to big kid. Featuring an extended rear-facing capacity of up to 22.7 kg (50 lbs.), this seat easily converts to a forward-facing toddler seat (up to 29.5 kg/65 lbs.) and a high-back belt-positioning booster seat (up to 54.4 kg/120 lbs.) The 44.5 cm (17.5”) design helps you save backseat space, and ClickTight® helps you install with confidence. This slim car seat is easy to clean, and the cover is safe to machine wash and dry with no added FR chemicals.

Features:

• 3 Modes of Use:
  • Rear-Facing Convertible fits 2.3-22.7 kg / 5-50 lbs.
  • Forward-Facing Convertible accommodates 10-29.5 kg / 22-65 lbs.
  • High-back booster use accommodates 18.1-54.4 kg / 40-120 lbs.) 
• 10 Years of Use: This slim all-in-one car seat grows with your child from 2.3 to 54.4 kg (5 to 120 lbs.) and up to 160 cm (63”) tall   
• ClickTight® Installation: Install with confidence in 3 easy steps: pinch to open, thread and buckle, click it closed! 
• SpaceSaver™ Design: Slim outside, spacious inside! The 44.5 cm (17.5”) seat is designed to fit 3 across without compromising on trusted Britax safety and premium comfort. *Britax cannot guarantee 3-across installation fitment in all vehicles   
• Anti-Rebound Bar: Attaches to the car seat when installed rear-facing to help minimize movement in the event of a crash; must be removed when installed forward-facing 
• Premium SafeWash® Fabrics: The woven mélange accents give the car seat cover a tailored look, while the soft knit fabric on the padding and inserts helps keep your child comfortable during every ride. Woven Accents on the Exterior and Comfort Pads: Made from recycled polyester. 
• Hassle-Free Cleanup: Extra space between the shell and base means you can clean under the seat with ease – and with minimal grooves in the seating area and base, you can wipe it down with no fuss 
  
• Naturally Flame-Retardant Cover: With no added FR chemicals    
• Three Removable Infant Inserts: Help provide a better fit for infants 
• Accessible Color-Coded Belt Paths: Make it easy to route the seat belt through the correct path for each car seat mode 
• Slide-Out Cup Holders: The dishwasher-safe cup holders slide out with ease for convenient cleaning and click back into place for a secure attachment during rides  
• Cup-Holder-Free Option: Remove the cup holders completely and insert the armrest caps to save additional space 
• 15-Position No-Rethread Harness and Headrest: Adjust together quickly and easily with one hand to help create the proper fit as your child grows; no rethreading, ever! 
• Patented V-Shaped Tether with Staged-Release Stitches: Helps slow and reduce forward movement during a crash 
• High-Strength Steel Frame: Reinforces the seat structure to help keep it sturdy and stabilized 
• Quick-Push, 9-Position Recline with Easy-Read Indicators: Helps you find the most comfortable fit for your child and the correct angle for your vehicle 
• SafeCell® Technology: Acts as a crumple zone, absorbing crash energy to help keep it away from your child 
• Two Layers of Energy Management: The protective seat shell and foam-lined headrest help absorb impact energy and are designed to help keep your child's head, neck, and body safe 
• Soft Comfort Pads: Help prevent the harness from rubbing against your child’s skin 
• Flip-Forward Buckle Pad: Stays out of the way for easy boarding; made with extra padding for premium comfort 
• Built-In Cooling Channels: Improve airflow to help keep your child comfortable 
• Plush Padding: For superior comfort and a quiet ride 
• Easy-Pull Harness Adjuster: Lets you tighten the harness using just one hand 
• Harness Holder Slots: Keep the harness straps out of the way while your child gets in and out of the seat 
• 5-Point Safety Harness with Diamond Weave Webbing: Provides adjustment points at the hips, shoulders, and between the legs 
• Tag-Free Headrest: Supports your child’s head and neck without irritation