Size Double Size: 140 x 200cm 【100% Cotton】The material in contact with the skin is 100% cotton. It's gentle on the skin, and you can feel the comfort unique to natural materials. This is a terry cloth box sheet that can be used anytime, regardless of the season. In the summer, it absorbs excess sweat and moisture, making even restless nights comfortable. In the winter, there's no initial chill when you get into bed, and you can feel a fluffy, warm, and pleasant touch all season long, allowing for comfortable sleep year-round. ■【Excellent Waterproofing】There is a TPU waterproof membrane on the back, making this box sheet highly waterproof! It prevents moisture from penetrating the mattress, reduces discomfort, and allows you to spend your time comfortably. It's great for women's periods, co-sleeping with children, and sleeping with pets. It's also useful for children's bedwetting, pet accidents, elderly care, and those prone to allergies, meeting various needs and being useful in many situations! ■【Non-slip with All-Around Elastic】With elastic all around, it snugly wraps the corners of the mattress up to 30cm wide on the sides. It can be used for beds/mattresses/futons, and it's okay even if you have a restless sleep. You don't need to spend time tidying it up every morning. It's easy to use because of your busy daily life. ■【Washable】Perfect for those who want to wash it frequently. You can always keep it clean. Because it's a towel material, you can also enjoy changing it to your preferred softness and scent. When washing at home, please wash it separately from other items for the first few times. There are wrinkles from storage. #BoxSheet #WaterproofBoxSheet