• Zippered box spring encasement
• Blocks bed bugs, liquids, allergens and dust mites
• Rip-resistant fabric
• Six-sided protection against bed bugs, liquids, allergens and dust mites
• Reliable, long-lasting fabric resists rips and tears
• H2Pro® Membrane allows air to permeate while blocking bed bugs, liquids, allergens, bacteria and dust mites
• Three-sided zipper closure allows for simple installation
• Cal King, King, and Split Queen includes two pieces

Complete protection for your box spring comes from soft, durable fabric, the lab-tested H2Pro® Membrane and a zipper closure for a quiet, breathable barrier against bed bugs, liquids, allergens and dust mites. Machine washable protector is backed by a 15-year warranty.