Anyone that know how i can fix my mousepad?

So ive had this mousepad for around 1 year and went to greece for 6 months, my granpa then (when packing my things down) hung the mousepad over my monitor then put the monitor in its package making the mousepad being under pressure and then making these ”dents” or creases, anyone have any suggestions how i can fix it without ruinin the mousepad?, Thank you in advance!