Siliconized STAY CLEAN & FRESH - Our Triple Action Mattress Pad features a diamond-quilted pattern with 7.5 oz. of thermal bonded siliconized hi-loft fill to evenly distribute softness for the ultimate night's sleep. Twin size measures 39" x 75" and has a skirt with a 15" deep pocket, stretching up to 18" for a secure fit WATERPROOF & ODOR PREVENTING TECHNOLOGY - Our mattress pad features HydraBond technology to allow your mattress pad protector to be waterproof without being noisy. Fabric treatment prevents odors to keep your mattress pad clean & fresh PROTECTS AGAINST STAINS - Our mattress pad features 3M Scotchgard Wicking Stain Release Technology to quickly wick away moisture & sweat, offering a comfortable cool night's sleep. Stain release treatment helps remove stains in the wash WORRY FREE CARE - Machine wash the waterproof mattress pad on a cold, gentle cycle with like colors only. The waterproof layer is attached to the back so everything stays together in the wash. Use non-chlorine bleach when needed. Tumble dry low. Avoid excessive heat, remove promptly. Do not iron. Do not dry clean SERTA - A champion of comfort for all, Serta has pioneered sleep innovation for more than 90 years in more than 150 countries. Every Serta bed is designed to provide superior comfort, including the award-winning Perfect Sleeper and iComfort collections