Never hot or cold, sticky or 'icky', the MouseRug's surface is made of millions of individual soft nylon microfibers with air space between to provide the most beautiful and comfortable mousing surface on the planet. 25.5cm x 18cm. Heriz is a town in the Province of Eastern Azerbaijan, which became famous hundreds of years ago as a center for oriental culture and for the geometric-design carpets produced there. This is a very old carpet design. A typical design features a baroque style medallion along with repeats of rosettes and palmettes which appeal to European tastes.