Nylon, Polyester Cool to the Touch: Our Cooling Comfort Mattress Protector is made with innovative cooling fibers that help regulate temperature, ensuring you stay cool and comfortable all night long. Antimicrobial Product Protection: Treated with antimicrobial protection to help inhibit the growth of odor-causing bacteria, offering you peace of mind while protecting the product itself and not the user. Waterproof Protection: Soft, quiet top fabric is backed by a durable waterproof layer, protecting your mattress from unexpected spills and stains. Additional Information: The top is 100% Nylon with TPU Coating, and the sidewalls are 100% Polyester. Machine wash warm and separately. Do not bleach. Tumble dry on low heat. Do not iron or dry clean. Queen: 60” x 80”. Certified and Sustainable: OEKO-TEX Standard 100 Certified. This product meets rigorous testing standards to ensure it is suitable for your family and the environment.