The Stay Cool Mattress Protector makes life easy! It features a patented zipper system for easy maintenance and dry wick technology that provides a cool, comfortable sleep. It's fully breathable, comes treated with Teflon™ and Silver Antimicrobial. PLUS it has the features of the Invincible! It's perfect for use during the Spring and Summer seasons, and a favourite of women in the 50+ crowd. It also comes with an Exclusive ALL Stain coverage and our 30 Day Love it/Adore it Guarantee!