*Please note, these window covers are designed for a window with no finishing trim inside. (Magnets adhere to the metal around the window. If any customization has been done, please notify us when ordering as other options are available.)* The approximate finished measurements on this cover are... Horizontal 57" across the top, 59.5" across the bottom Vertical 28.5" Magnets are positioned just inside the outside edge This blackout window covering set is for the the rear passenger windows on the Mercedes Sprinter 144. Outside fabric facing the window will be black (unless otherwise specified). Window covering consists of black waterproof fabric facing the window, Reflectix insulation, and fabric of your choice facing the interior, with the option to add Polartec Power Fill 200 as additional insulation. Neodymium magnets are sewn into the perimeter and secure the covering in place. Cover can be also be folded up and held in place with bound webbing straps and buttoms. Window coverings and straps have bound edging. If any customization is needed... Let us know! We can also personalize these window coverings in any fabric of your choice to match the interior of your van. Please contact us with any and all inquiries. Guaranteed warranty on workmanship. Custom fabric orders are not refundable.