Desk mat offers a transparent crystal design with highlighted edges. ideal for protecting and keeping sight of telephone lists, notes, appointments and photos. antiglare surface is easy on the eyes. very fine-grained finish gives optimum writing quality with ballpoint, felt-tip, gel or ink pen and offers a surface for any type of mouse. pic-treated desk mat with a coating of antiskid micro-droplets clings to the desktop but can be repositioned easily at any time. mat encourages a fine circulation of air to avoid discoloration of wooden desks. heat from hot coffee or tea mugs will not deform desk mat. mat does not show finger marks. washable, shock-resistant polystyrene is 100 percent recyclable.