Infinity microfiber waterproof underclothing | full edge fitted | mattress protector | 4 seasons | anti allergic | breathable pores campaign!!! discount!!! product details fabric type/ technical specifications: top surface: 100% microfiber fabric bottom surface: 100% liquid-proof polyurethane membrane coating. provides protection against external factors and stain formations to your mattress thanks to its liquid-proof and stain-proof structure. it has an air-permeable structure with its breathable micro-pores and healthy components, thus protecting your health and your mattress. thanks to its rubber structure, it can be easily put on and removed from the bed. ideal for those who have night sweating problems. resistant to allergens and dust mites. useful for patients who lie down for a long time Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.