Quilted liquid proof white mattress protector mattress top surface: polycotton fabricinterface: 120 gr/m2 1st quality fiber bottom surface: 100% liquid proof pu membrane color: white thanks to the cotton top fabric, it keeps you cold in summer and warm in winter. thanks to air permeable micro pores, it does not sweat, it does not irritate your skin and provides a comfortable sleep. fitted mattress covers your mattress completely and does not slip under the duvet cover. you should choose the same size as your mattress for the fitted mattress that fully covers your mattress. our product is oeko-tex certified. it complies with european standards, does not contain any harmful substances. the upper surface is soft fabric. the bottom surface is laminated with protective pu membrane. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.