King Sized Serta Perfect Sleeper Quilted 400 Thread Count Mattress Pad with Staymade for Perfect Fit Staymade Soft Stretch skiting ensures a proper fit Guaranteed to fit mattresses up to 18" deep Filled with 90% recycled Fiber to help protect the environment King Size 78" x 80" (198 cm x 203 cm) 400 Thread Count Egyptian Cotton