Opened once to check the contents. OEKO-TEX certified fully waterproof box sheet, size 120x200. - Brand: Aooka - Size: 120x200 - Waterproof Function: Fully waterproof - OEKO-TEX Certification: STANDARD 100 - Country of Manufacture: China Bedwetting sheet New, unused. Product Information: Natural waterproof box sheet [Patent-pending "Fully waterproof on the sides" with a gentle feel on the surface and strong waterproof effect on the back] OEKO-TEX Standard 100 certified product Material: Surface: 100% natural fiber Side: 100% microfiber Back: Membrane (high-quality waterproof and breathable material laminate) This is a high-quality product. Size 120 x 200 Semi-double Bedding Features: ◆ Supreme comfort ◆ Silky smoothness ◆ Stylish, silky luster ◆ Soft to the touch, minimizing sounds that disturb sleep ◆ Cool ◆ Heat retention ◆ Moisture absorption ◆ Odor-resistant ◆ Antibacterial ◆ Anti-mite 100% Waterproof: Polyurethane coating on the back enhances waterproofness. It effectively prevents water penetration and stains on futons and mattresses, as well as bedwetting. Great for co-sleeping with children and sleeping with pets. The side parts are also waterproof, preventing the absorption of water that leaks from the sides. Thank you for viewing.