It is not a liquid-proof mattress protector, it is a mattress protector. It provides protection against small liquids such as sweat, but is not liquid-proof for larger amounts of liquids. Upper surface: 100% cotton 57 thread Ranforce fabric Inner filling: 120gr/m2 1st Quality fiber filling Bottom surface: Combed Cotton Edge: Cotton-Polyester blended fabric Our fully passable mattress pads with elasticated edges do not slip under the duvet cover and offer perfect protection without compromising your comfort. . The product is not in the form of a cover, it has a flexible structure that surrounds your bed. Therefore, when ordering, you should choose the product that is the same size as your bed. If you do not want to use the product for many years and have no shrinkage problems, wash it at as low a temperature as possible. Although the highest recommended temperature is 60 degrees, R&D tests have proven that the product's lifespan is extended if it is washed at 40 degrees. Dimensions: (width 00x200x35cm Product features Thanks to its cotton feature, it keeps you cool in hot weather. It keeps you warm in cold weather in winter. It does not irritate the skin and offers comfortable comfort. It does not cause sweating thanks to its air permeability. It does not stain and does not create bad odor. Provides protection against the formation of dust mites and other allergens. Areas of use: Ideal for people who have night sweating problems. It is useful for long-term hospitalized patients. Washing instructions Chemical substances such as bleach should not be used. It can be washed up to 60 degrees. Do not dry clean or iron.