Find ultra-safe, easy-to-install car seats when you shop the Britax Marathon collection at Babies"R"Us. Britax is known for having innovative installation design and some of the most rigorous car seat testing in the industry. We offer a quality assortment of their best convertible car seats in a variety of colors. Choose a Britax Marathon G4 in classic neutrals like black, silver, and gray. Add a bit of personality and extra protection to your little one's car ride with a Britax Marathon ClickTight featuring bright colors or prints like purple or cowhide. With features like extra cushioning and side-impact protection, you can relax knowing your child is safe and comfortable. Discover the right simple, yet effective travel safety solution for you in the Britax Marathon car seats at Babies"R"Us.