Accoutrements Instant Inflatable Window Instant window just add air! You'll have a window with a view in no time! Measures 19 3/4-inches wide x 15 3/4-inches tall when inflated. That island vacation is closer than you think! Instant window just add air! Give yourself a window with a view in just seconds with the Instant Inflatable Window. Featuring a tropical scene on the 'other side,' this faux window measures 19 3/4-inches wide x 15 3/4-inches tall when inflated. It comes packaged in an illustrated tin. That island vacation is closer than you think!