Free Mat Icons - Version 2013.1 Creation of a convenient and intuitive user interface requires solid knowledge of usability basics and immediate availability of high-quality graphic materials and art. If you are a developer or a UI designer in a company that releases several applications or websites a month, you most definitely use stock icon sets to save time and maintain the same quality level throughout many projects. If you are looking for a new collection of interface icons that will cover most of your typical needs, the Free Mat Icons will be a perfect candidate for this job.The Free Mat Icons is a huge collection of high-quality menu icons created by professional artists. The range of topics covered by the collection is extremely wide: file operations, disk browsing, document editing and processing, data management, image editing, email, printing, user management, social interactions, databases and tables, clocks and time, video playback, multimedia, graphs and charts, computer hardware, transportation, real estate,