Our waterproof diamond-quilted mattress protector features a 100% polyester construction, breathable waterproofing, and a snug bed-skirt design. With a deep pocket and 360° elastic skirt, it fits mattresses from 8" to 18" snugly. Protect your mattress from sweat and accidents, offering worry-free protection. Machine-washable, noise-free, and built to last. Waterproof design, protect your mattress from sweat, spilled drink, or other accidentals. Luxurious polyester fill mimics down’s softness Breathable & Moisture-Wicking design, promotes airflow, buildup for a dry, cool surface. Elasticized skirt and deep pockets accommodate mattresses up to 18” thick Ideal for year-round use, expecially for hot sleepers Twin Size: 39 in x 75 in Full Size: 54 in x 75 in Queen Size: 60 in x 80 in King Size: 78 in x 80 in Care Instruction: Spon Clean