Product Features
- Converts from a rear-facing infant seat (5- 50lb) to a forward-facing 5-point harness seat (22-65 lbs) to a high-back belt-positioning booster seat (40- 120lb).
- 10 years of use: One4Life convertible to booster car seat grows with your child from 5 – 120 lbs and up to 63” in height
- Cool Flow Mesh Fabric improves air flow to keep your child cool and comfortable
- ClickTight Installation. Install with confidence, every time. You’ll know it’s right in just 3 easy steps: Pinch to open. Thread & buckle. Click it closed.
- 15-Position, Quick-Adjust Headrest & Harness create the proper fit as your child grows.
- 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 helps you find the most comfortable fit for your child and the best fit for your vehicle.
Britax Grow with You ClickTight Plus Harness-2-Booster Car Seat, Jet Safewash Fabric

4445 ratings
More info
2
Product Features
- Trusted quality, upgraded design: Looking for pinnacle. Grow with you ClickTight plus is our newest harness to booster car seat
- Install confidently: With ClickTight, you know it’s right in just 3 easy steps. Open, thread & buckle, close
- 2 in 1 booster seat: Easily transitions from forward facing harness mode to belt positioning booster mode as your child grows from toddler to big kid
- Premium, soft touch fabrics: 4-way stretch athleisure fabric combines style and function for a modern look that’s easy to clean
- More comfort: Stay put, soft comfort pads keep your child's neck from rubbing against the harness strap
Product Features
- Easy installation: Patented click tight makes car seat installation as simple as buckling a seat belt
- No rethreading, ever: Quick adjust 14 position harness with click and safe, snug indicator gives a click sound when the harness is tight
- Adjust accurately: Harness indicator gives an audible click when you’ve pulled to the proper tightness. Shoulder Width:16 inch
- Surrounded in safety: 2 layers of side impact protection, steel frame and impact absorbing base
- Fits: Rear facing 5 to 40 pounds and forward facing 20 to 65 pounds; dimensions: 23 x 18.5 x 23.5 inches (LxWxH)
- Buckle strap depths: 5.25"/7"
Product Features
- Easy installation: Push button latch connectors and built in lock offs make car seat installation a breeze
- No rethreading, ever: Quick adjust 10 position harness (8.5 to 17.5 inches) with headrest grows along with your child
- Easy clean up: Remove the car seat cover without removing the harness
- Designed for safety: Side impact protection, steel frame, impact absorbing base, and forward movement reducing v-shaped tether
- Fits: Rear facing 5 to 40 pounds and forward facing 20 to 65 pounds; dimensions: 26 x 18.5 x 21 inches (HxWxD)
Britax Marathon Clicktight Convertible Car Seat, Mod Black SafeWash

741 ratings
More info
5
Product Features
- 2-in-1 Convertible Car Seat: Easily transitions from rear-facing mode to forward-facing mode as your child grows from baby to toddler
- ClickTight Installation: No stressing or struggling! Unobstructed seat belt paths clear the way for confident installation, and the automatic tensioner takes care of the tightening
- Washer & Dryer Friendly: No more hand washing or waiting for the cover to air-dry. Just quick and easy cleanup, so you can keep moving
- No Added FR Chemicals: Naturally flame-retardant fabrics & foam with no added FR chemicals
- Britax Safety: Steel frame, SafeCell crumple zone & patented V-shaped tether; Side impact protection surrounds your child’s head, neck and torso
- Sleek & Modern: Classic yet modern style with plenty of colors to choose from
Product Features
- Easy installation: Patented ClickTight makes car seat installation as simple as buckling a seat belt
- No rethreading, ever: Quick adjust 14 position harness with Click & Safe Snug Indicator gives a click sound when the harness is tight
- Adjust accurately: Harness indicator gives an audible click when you’ve pulled to the proper tightness
- Surrounded in safety: 3 layers of side impact protection, quick adjust head protection, steel frame and impact absorbing base
- Fits: Rear facing 5-40 pounds and forward facing 20 to 65 pounds; Dimensions: 23 L x 20.5 W x 23.5 H inches
- Buckle strap depths: 5.25 inch/7 inch
Product Features
- Easy installation: Patented ClickTight makes car seat installation as simple as buckling a seat belt
- No rethreading, ever: 14 position harness, 2 position buckle for a comfortable fit as your child grows
- Relax & Recline: 7 recline positions ensure comfort and the best vehicle installation angle
- Surrounded in safety: A layer of side impact protection, steel frame and impact absorbing base
- Fits: Rear facing 5 to 40 pounds and forward facing 20 to 65 pounds; Dimensions: 23 L x 18.5 W x 23.5 H inch
Product Features
- Easy installation: Patented ClickTight makes car seat installation as simple as buckling a seat belt
- No rethreading, ever: 14 position harness, 2 position buckle for a comfortable fit as your child grows
- Relax & Recline: 7 recline positions ensure comfort and the best vehicle installation angle
- Surrounded in safety: A layer of side impact protection, steel frame and impact absorbing base
- Fits: Rear facing 5 40 pounds and forward facing 20 to 65 pounds; Dimensions: 23L x 18.5W x 23.5H inches
Product Features
- Easy installation: Patented click tight makes car seat installation as simple as buckling a seat belt
- No rethreading, ever: 14 position harness, 2 position buckle for a comfortable fit as your child grows
- Relax and recline: 7 recline positions ensure comfort and the best vehicle installation angle
- Surrounded in safety: A layer of side impact protection, steel frame and impact absorbing base
- Fits: Rear facing 5 to 40 pounds and forward facing 20 to 65 pounds; dimensions: 23 x 18.5 x 23.5 inches (LxWxH); shoulder width 16 inch
Britax Advocate ClickTight Anti-Rebound Bar Convertible Car Seat, Circa

439 ratings
More info
10
Product Features
- Easy installation: Patented ClickTight makes car seat installation as simple as buckling a seat belt
- Surrounded in safety: 3 layers of side impact protection, quick adjust head protection, steel frame and impact absorbing base
- Anti Rebound Bar: Padded, steel bar minimizes crash forces by stabilizing the car seat when installed rear facing. Child Seated Shoulder Height - Rear Facing: 7.6 - 18.65 inch
- No rethreading, ever: Quick adjust 14 position harness with click & safe, snug Indicator gives a click sound when the harness is tight
- Fits: Rear facing 5 to 40 pounds, forward facing 20 to 65 pounds; Dimensions: 23 inch L x 20.5 inch W x 23.5 inches; Buckle strap depths: 5.25" / 7"