The Mainstays Waterproof and Absorbent Mattress Underpad offers excellent protection for your mattress, featuring a hypoallergenic polyester material and a soft flannel layer. This design helps guard against spills, leaks, and stains, ensuring that you stay dry and comfortable throughout the night. The underpad fits any mattress size and has a non-skid bottom that keeps it securely in place without slipping. You can place your bedding directly on top without worry. Maintenance is easy; simply wash it as often as you need to keep it clean and fresh. Enhance your sleeping experience further by pairing it with other products from the Mainstays collection, such as memory foam mattress toppers, soft mattress pads, down-alternative pillows, and zippered pillow protectors, all available separately.