1 : A protective cover for a device having a touch-sensitive screen, the cover comprising: a substantially optically transparent flexible protective cover having a mask portion substantially surrounded with a plurality of interconnected curtain portions extending therefrom and forming therebetween a plurality of interconnected lip portions, the mask, curtain and lip portions forming a cavity therebetween with the lip portions surrounding a mouth opening thereinto; and the mask portion further comprising a relatively thicker frame portion surrounding a relatively thinner recessed integral window portion formed of a flexible membrane.