Providing superior protection where your child needs it most, the SafeMax 3-in-1 combination seat includes a SafeZone™ headrest designed to dissipate crash forces. The integrated steel frame provides added strength while the moisture-wicking fabrics keep your child cool and comfy. The SafeMax 3-in-1 seat has three forward-facing modes that will accomodate your child through their booster-seat years. As a harness, highback, and a no-back booster, parents with older kids have a one-seat-fits-all booster seat solution. All SafeMax car seats have been tested above and beyond industry standards and undergo Evenflo's rigorous dynamic rollover test. Additionally, SafeMax car seats include Parentlink Premier service perks like an extended warranty, and free live video installation support.