Sleep Like Royalty! 👑 Designed to fit mattresses from 8 to 21 inches deep. Machine washable and durable for hassle-free cleaning. Experience a plush, breathable surface that cradles you to sleep. Keep your mattress pristine with a dual-layer design. Stay cool and comfortable with innovative Swiss Cooling Technology. TPU Waterproof Material Swiss Cooling Technology Queen Size 60"x80" The WhatsBedding Cotton Waterproof Mattress Pad is a queen-sized, fitted mattress topper designed for ultimate comfort and protection. Featuring a breathable cotton top and a waterproof TPU bottom, it fits mattresses with depths ranging from 8 to 21 inches. Enhanced with Swiss Cooling Technology, this mattress pad ensures a cool sleeping experience while being machine washable for easy care.