Material: 80% cotton, 20% polyester, TUP waterproof material Semi-double: 120X200X30cm Colors: White, Gray Features: 【Performance】 Made with TUP waterproof material for reliable waterproofing! Prevents moisture from leaking into the mattress, providing peace of mind! Using a waterproof sheet prevents moisture from penetrating futons and mattresses, reducing discomfort and allowing for a comfortable sleep. Excellent absorbency and diffusion; the terry cloth disperses moisture, keeping the surface feeling dry even when wet. 【Box Sheet Type】 The box type with 30cm elastic all around fits perfectly on beds, mattresses, and futons, and can be used in various ways. Easy to put on and take off, and it stays in place even if you toss and turn in your sleep.