Had initially a cover for my Lenovo S12 ION wanted, which is a diagonal (35,6cm) has exactly what entspricht- who should guess the one indicated (edge) measure it? -Well now my wife has a sleeve for your 15.4 "Sony Vaio what exactly passt- nice for the one or two times a year where the NB is tucked times in a suitcase.
People- get your dimensioning times on row.