Britax Grow With You Clicktight Harness Booster Car Seat - Asher [New Version of the Frontier] Brand new in box Manufacture date 9/15/2022 Harness mode 25lbs - 65 lbs; Booster mode 40 lbs -120 lbs. 4-way stretch athleisure fabric combines style and function for a modern look that’s easy to keep clean. Install confidently, every time. With ClickTight, you know it’s right in just 3 easy steps. Open, thread & buckle, close. SafeCells in the car seat base create a crumple zone that absorbs crash energy to help keep it away from your child. Industrial Strength Steel frame reinforces the seat structure to help keep it stabilized. V-shaped tether with staged-release stitches helps slow and reduce forward movement during a crash. Energy-absorbing chest pads reduce your child’s forward movement during a collision. 2 Layers of Side Impact Protection: Energy-absorbing shell and foam-lined headrest protect your child’s head, neck, and torso. 9-position, quick-adjust harness & headrest move toget