Stay safe and keep going with the UPPAbaby Knox Convertible Car Seat. From baby to big kid, the Knox Car Seat is packed with intuitive safety features and easily adapts as children grown and their positioning needs change. Shop All Knox Car Seats
- SmartSecure system with red-to-green tightness indicator provides visual confirmation the car seat is installed correctly
- Koroyd technology integrated into the base creates an effective crumple zone protecting the child from impact. EPP foam between the inner and outer shell ensures forces are absorbed into the seat. Multi-Direction Tether for rear and forward-facing travel reduces seat rotation and stress on the child's head and neck upon impact
- Active Support Headrest grows with your child. Two-piece fit inlay allows for flexibility and proper fit. No-rethread harness adjusts with eight-position headrest. Color coded belt paths with robust tensioning clips. Storage pockets for harness buckles
- Removable cup holder included
- Removable and washable seat fabric
Product Specifications
- Recommended use: 1-6 years old
- Recommended use (rear-facing): from 14-45lbs, and using the included fit inlay from 14-25lbs
- Recommended use (forward-facing): from 25-65lbs
- Recommended use (height): up to 49"
- Dimensions: 23.8"L X 18.8"W X 27.4-32.5"H (height reflects headrest in lowest and highest positions)
- Knox Convertible Car Seat User Manual