Each dust cover is custom made to fit the dimensions of your iMac 50cm or iMac 50cm with pedestal and keyboard. Width is 50cm , with front length of 60cm so it covers the keyboard, and back length of 42cm that stops at the back of the screen. All our high quality dust cover fabrics feature anti-static properties. This cover is black in colour, made from water-resistant nylon with PVC vinyl backing, ensuring an extremely durable dust cover. All computer machine sewn with heavy duty thread to make sure they will never fray or come apart, and hemmed around bottom to ensure a perfect fit.