*Returns not accepted on any opened, used, or defective product. Contact manufacturer customer service directly for defective products/parts. From UPPAbaby, this base features: An extra MESA infant car seat base allows you flexibility and ease of travel. Ideal for multiple family vehicles – no more swapping car seat bases between relatives, babysitters or spouses! Red-to-green tightness indicator Streamlined, low-profile base Smooth, finished base bottom won’t damage car interiors Infant carrier not included Fits all year MESA infant car seats Imported.