I purchased this online, but I made a mistake with the size, so I am selling it. Queen size, color is beige. Information: Naturally derived waterproof box sheet [Patent-pending "Complete waterproof even on the sides" - The surface has a gentle feel, and the back has a solid waterproof effect] Oeko-Tex Standard 100 certified product Material: Surface: 100% natural fiber Sides: 100% microfiber Back: Membrane (high-quality waterproof and breathable material laminate) This is a high-quality product. Queen 160X200*30CM (Elastic) Product weight: approx. 0.6kg Product features: ◆Supreme comfort ◆Silky smoothness ◆Stylish silky luster ◆Soft to the touch, minimizing noise that disturbs sleep ◆Cool ◆Heat retention ◆Moisture absorption ◆Deodorizing ◆Antibacterial ◆Anti-mite ※Targets indoor dust mites (mites mainly found in indoor dust) Box sheet type: The back is fully elastic, so it's easy to put on and take off just by covering it! Sleep soundly until morning without worrying about your sleeping position! 100% waterproof: The back is coated with polyurethane to enhance waterproofness. It protects against spills and stains on futons and mattresses, as well as for nursing care and bedwetting. It's great for sleeping with children or pets. The side parts are also waterproof, preventing water from leaking sideways. Care: Do not use a dryer (over 50°C). ・Do not scrub, gently hand wash. ・Avoid fluorescent detergents. ・Avoid bleach. Made in Japan, designed in China Produced in an ISO9001 certified factory Note: Machine washable, but please also check the instructions for your washing machine.