Your mattress is an important investment and deserves to be protected. This innovative, 100% cotton two-layer jersey mattress encasement offers a zippered, waterproof solution to prolong the life of your bed and protect it from stains, leaks, dust mites, and bed bugs. With its unique and thoughtful design, it provides a breathable barrier to help protect your bed from life's little accidents, so you don't have to stay up at night worrying about them. Fully reversible, six-sided design offers 360 degrees of protection. Waterproof: crafted with two layers of soft, cotton stretchable jersey fabric with thermoplastic polyurethane to ensure comfort and luxury feel. Easy to install: this mattress encasement has a zipper opening on both short sides and one long side for easy installation.