A "premier baby chair" can refer to several products, including a high-end, convertible highchair like the Graco Table2Table Premier, a premium infant car seat like the Graco SnugRide SnugFit XT, or a sturdy plastic feeding chair like the Secure Sitter Premier. These chairs generally offer advanced features such as multiple modes for growing children, high-quality materials, enhanced safety, and easy-to-clean surfaces.