The Safety 1ˢᵗ SlimRide All-in-One Convertible Car Seat is designed to adapt as your child grows, providing ease and comfort for every stage of their development. This versatile car seat easily transitions between rear-facing for infants (5–40 lbs., 19"–40") to toddler forward facing car seat (22–65 lbs., 29"–49"), a belt-positioning highback booster carseat, and a backless booster seat for older children (40–100 lbs., 43"–52"). Its slim design means you can fit 3 car seats across in a standard vehicle's back seat. It features a 5-position reclining base and a 10-position headrest, allowing easy adjustments without rethreading the straps. The harness booster car seat functionality and highback booster seat with LATCH system for easy installation keep your child secure, while the machine-washable and dryer-safe seat pads and infant inserts and two dishwasher-safe cup holders simplify the clean-up process. This Safety 1st Convertible Car Seat meets or exceeds federal safety standards.

• This convertible infant car seat is a rear facing car seat (5–40 lbs., 19"–40") to toddler forward facing car seat (22–65 lbs., 29"–49")
• Belt positioning high back booster seat or backless booster mode (40–100 lbs., 43"–52"); this easily converts from belt-positioning booster to backless with just one hand
• 4 in 1 car seat has machine-washable and dryer-safe seat pad and infant inserts, plus 2 removable and dishwasher safe cup holders
• Harness car seat with secure fit, base features 5-position recline and 10-position headrest and harness adjust without rethreading
• This 4 mode convertible car seat for infants to toddlers to big kids booster meets or exceeds federal safety standards