Cleaning & preservation method:Wet it with warm water and gently rub it with neutral detergent,Clean with the fingertips in a circular motion,and then rinse with clean water,Lay the paste flat,with the adhesive side facing up,and put it in a cool and ventilated place to air dry naturally,Avoid using towels,paper towels,hair dryers,brushes,laundry detergent,hand sanitizer and other items for cleaning,After air drying,stick a protective film to prevent the fibers from losing their viscosity due to dust.