You can buy this top with Plastic window or with blank Curtain to use with existing insert style Glass window.
This convertible top for the Lincoln Cosmopolitan 2 Door Convertible fits the 1949, 1950 & 1951 model years. Made by EZ ON Auto tops, EZ ON uses only premium Haartz convertible topping materials in the craftsmanship of these convertible tops. The plastic windows are DOT rated heavy 40 gage vinyl; safe, durable plastic that enhances the quality of this convertible top. This top includes a six year warranty against material defects & workmanship.
Received it this afternoon. Your service is simply Awesome!!- Ray K. (CA)