how long are britax infant car seats good for Britax Willow SC Infant Car Seat with Alpine Base

how long are britax infant car seats good for Britax Willow SC Infant Car Seat with Alpine BaseTravel with confidence with the Britax Willow SC Infant Car Seat. This travel car seat includes an Alpine car seat base for secure attachment in your vehicle. First time jitters? Gone. Britax is the only brand with ClickTight technology so you know it can be installed securely on the first ride and beyond. The RightSize system provides adjustment points at the hips, shoulders and between the legs to help you find the perfect fit from the start. Made

Travel with confidence with the Britax Willow SC Infant Car Seat. This travel car seat includes an Alpine car seat base for secure attachment in your vehicle. First-time jitters? Gone. Britax is the only brand with ClickTight® technology so you know it can be installed securely on the first ride and beyond. The RightSize™ system provides adjustment points at the hips, shoulders and between the legs to help you find the perfect fit from the start. Made for multitasking, this Britax infant car seat features an aluminum carry handle that easily adjusts with one hand to keep the other hand free. The lightweight design makes transport a breeze and the SpaceSaver™ design frees up backseat space while giving your child plenty of room for the ride. Plus, the removable car seat cover is washer- and dryer-friendly, which means no more hand washing or waiting for fabrics to air dry. When it's time to cruise, you can attach this Britax car seat to the Britax Brook, Brook+ or Grove stroller in both parent-facing and forward-facing modes.

Features:

• COMFORTABLE FIT: Designed for rear-facing use only for 4 to 30 pounds and up to 32 inches
• NO ADDED FR CHEMICALS: Fabric is naturally flame retardant with no added FR chemicals
• STAYCLEAN AND SAFEWASH FABRICS: Resistant to stains, moisture and odors to keep the car seat cover clean; safe to machine wash and dry for bigger messes
• SAFECELL TECHNOLOGY: Manages energy and minimizes the force transferred to your baby
• QUICK-PUSH LATCH CONNECTORS: These connectors help you lock it into place securely with a click and release with the push of a button
• SIDE IMPACT TESTED: Designed to protect your child's head, neck and torso in an accident
• PLUSH COMFORT: Extra cushioning on the harnesses and infant insert pillows offer safe, comfortable rides
• EASY IN AND OUT DESIGN: The harness holders and flip-forward belly pad make it easy to get your baby in and out
• SUN PROTECTION: A UPF 50+ canopy and flip-out sun visor shield your baby from the sun
• PEEK-A-BOO WINDOW: Check on your little one through the peek-a-boo window with the quiet magnetic closure
• EASY RECLINE: Spring-assist recline lets you find the perfect installation angle with level indicators as a guide

Specifications:

• Product Weight (Car Seat Only): 9.3 lbs
• Seat Back Compartment Height: 21"
• Harness Slot Heights: 5.5" / 7.5" / 9.5" / 11.5"
• Buckle Strap Depths: 2.25" / 5.5"
• Product Weight (Base Only): 10.2 lbs
• Seat Area Depth/Width: 12" / 9.5"
• Shoulder Width: 10"