*Returns not accepted on any opened, used, or defective product. Contact manufacturer directly for further defective products/parts. From UPPAbaby, the MESA Max car seat and base features: Steel-reinforced, adjustable load leg limits forward rotation in a frontal crash, reducing the risk of head and neck injury Anti-rebound panel stabilizes the base in a rear-impact collision Extra-large UPF canopy adds 43% more coverage than previous MESA canopy and retracts into carrier when not in use SmartSecure system uses red-to-green indicators and self-retracting LATCH connectors allow for fast, accurate and easy installation The adjustable headrest is reinforced with EPP foam providing added protection Larger headrest for added side impact protection, and its carry handle can also be used in a new fourth position to prevent rebounding. Connects to all UPPAbaby® strollers, including the VISTA and CRUZ without adapters No-rethread, 5-point harness eliminates the need to take apart the harness system as baby grows Can be installed using only the seatbelt using secure European-style installation system Belt guides also keep harness out of the way while helping baby in and out Plush infant insert is contoured to infant's body, providing support up to 11 pounds Fourth position on carry handle can function like anti-rebound bar when installing seat without the base MESA Max are free of flame-retardant chemicals in the fabrics and foam, the Greyson and Gregory colors are made with a merino wool, a fabric that's naturally fire-resistant, moisture-wicking and breathable to help control baby's temperature Weight capacity: 4 to 35 lbs. Height limit: 32" Car seat weight: 9.9 lbs Includes MESA Max infant car seat, infant insert, & MESA max Infant car seat base with load leg Fabrics are removable and machine-washable Imported.