• 10x10 cm Natural Stone UV Printed 4-Piece Set Decorative Gift Coaster Antique Antique UV Printing on Natural Stone Natural Stone Dimensions: 10X10 cm High-resolution UV Printing on Natural Stone. Stones should be cleaned with a slightly damp cloth. Set content: 4 x Non-slip soft felts are available under the glass. If you wish, you can decorate your walls by sticking them to our walls with double-sided tape. Stones should never be washed, exposed to excessive liquid and should not be wiped with excessively wet cloth or towel. It should be cleaned with a slightly damp cloth. It should be dried in case of exposure to liquid.