Product details fabric type: 100% cotton fabric top contact surface: 100% cotton internal filling: 120 grams of siliconized fiber filling middle face: fiber-retaining 30 grams of interlining coating bottom surface: 100% liquid-proof polyurethane membrane coating it protects your mattress with its liquid-proof feature and protects your mattress. it prolongs your life, increases your sleep quality and offers you the comfort you need during the night thanks to its fiber filling. our product has elastic bands from four corners. it clings to your bed with its corner elastics and does not slip under your sheets and duvet cover. the liquid-proof mattress protectors that every bed needs, are especially ideal for long-term inpatients, children or adults with wetting problems, and pet owners. our product is of european quality and health standard. it has the oeko-tex standard 100 certificate. notice: we recommend that you check your mattress dimensions before ordering. there is no shrinkage problem in our products after washing. product features: with its 100% liquid-proof feature, it protects your mattress against all liquids and does not imperme any liquid. it keeps your mattress dry and healthy, prolongs its life. it does not cause rustling and similar sound problems. it provides ease of use thanks to its easy washability and long washing life. it has an air permeable structure that can absorb sweat. it helps to prevent sweat formation. it keeps you warm on cold winter days and keeps you cool on hot summer days. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.