By installing a Demista Pad you can save yourself the task of wiping your bathroom mirror free of steam after every hot bath or shower you have. This device fits inconspicuously at the rear of your mirror & gently heats it from behind to ensure a steam free surface. This pad measures 274x 262mm & is ideal for a smaller mirror. Subtle heated mirror pad Install behind your new or existing mirror to achieve a steam free surface 27.4x 26.2cm