Mer-tim fitted rubberized liquid-proof under pad brand: mer-tim product type: fitted liquid-proof under mattress description: 80% cotton 20% polyester usage areas and properties are waterproof and stain-proof. top surface is soft terry cloth. back surface is covered with polyurethane. .it wraps the mattress completely thanks to the elastics on the sides, it is non-slip, elastic and does not crumple. the long-term mattress is useful for patients. it can be used for children or adults with bedwetting problems. it is ideal for people who have night sweating problems. instructions for use should be washed at maximum 90 degrees. .drying can be done at low temperature. bleach and similar chemicals should not be used. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.