Sleep Safe Queen Box Spring Protector This durable cover keeps your box spring safe from bed bugs, allergens, dust mites, pet dander, odors, and water-based spills.  Machine washable for easy care. 6-in-1 protection keeps your box spring safe from bed bugs, allergens, dust mites, pet dander, odors, and water-based spills. Made with Arm & Hammer™ technology for added freshness and comfort. Zipper closure. Measures 80 inches wide (x) 60 inches long. 100% polyester. Machine wash and dry. Limited lifetime manufacturer's warranty.