- Mattress Encasement Features: Made from 100% Microfiber Fabric, this encasement provides waterproof protection while remaining breathable. The zippered cover is machine-washable for easy maintenance and durability. - Mattress Encasement Size: Designed for RV King Size mattresses with dimensions of 72 inches by 80 inches and a 15-inch deep pocket, ensuring a snug fit. - Secure Zippered Enclosure: The 360-degree zippered closure fully encases your mattress, offering complete protection against spills and stains. The durable seam design prevents liquids from seeping through, ensuring long-lasting defense. - Superior Comfort: Enjoy a comfortable sleeping experience with our breathable zippered mattress encasement. The smooth, absorbent surface enhances comfort, while the waterproof layer effectively safeguards your mattress. Use Scenarios: 1. Ideal for RV travelers looking to protect their mattresses from accidental spills during trips. 2. Perfect for households with children or pets, providing a reliable barrier against stains and allergens. 3. Great for those with allergies, as it protects against dust mites and other irritants, promoting a healthier sleep environment.