1).size:230*190*4mm <br />2).Heavy Thickness Reduces Problems From Uneven Surfaces. <br />3).No Glue Or Harmful Chemicals Are Used To Attach The Soft-cloth Surface To The Non-skid Base. <br />4).You can add your family photos｣ｬ pictures of your loved ones｣ｬ your own artistic works｣ｬlogo｣ｬ favorite slogan and make your desk unique