Features: 100% Cotton Upper Surface is Cotton Fabric, Lower Surface is Liquid Proof Nano Technology Membrane Coating, Floor is high quality membrane coating. Thanks to its membrane bottom surface, it is liquid impermeable. Micro Cotton Fabric is air permeable and liquid proof thanks to its pores. It does not interrupt the mattress's connection with the air. It does not cause sweating thanks to its air permeability. It does not allow the formation of bad odor. It is suitable for use in summer and winter seasons. It is a liquid-proof and breathable product. It provides air permeability thanks to the cotton terry fabric. Its micro pores absorb the liquid quickly and does not cause pooling. In Fitted designs, rubber is used that surrounds the product at 360 degrees. Thanks to its elastic structure, Fitted Mattress Cover completely grips your mattress and does not slip, preventing the formation of lumps. It has a cleaning feature because it can be washed. It is recommended for use in terms of hygiene, it does not stain, it can be washed with detergent, do not use bleach or stain remover chemicals. You can wash the Liquid Proof Mattresses in the machine or by hand at a maximum temperature of 60 degrees. It is recommended to lay it out to dry. •The wrinkles of the product disappear when it is laid out. No Ironing: Ironing shortens the life of the product. It can be ironed with a lukewarm iron at very low temperatures. The first wash is done by turning it upside down with warm water. Always washing it inside out will prolong the life of the product. Rinse with plenty of water to prevent loss of air permeability. Do not wash with dark colors during washing. High quality membrane is used in our products and does not deform after washing. It does not create any disturbing noises such as rustling or similar. It is light and useful, our product consists of the healthiest materials and has high quality materials and fine workmanship. It fits perfectly thanks to its sides designed as fitted elastic sheets. Due to its light and flexible structure, it is very easy to use and easy to install and remove. It provides protection for your mattress against external factors with its liquid-proof and stain-proof structure. It covers your mattress completely, protecting it from stains and extending the life of the mattress. Ideal for healthy and comfortable sleep. Feel happy while using it