Perfect Fit Restonic Bio-Flex Magnetic Therapy Full Mattress Pad, White Designed to enhance recuperative sleep, rejuvenate the body and turn your mattress into a therapeutic, stress relieving sleep environment Patented BMMI Bio-Flex Concentric Magnetic Technology increases blood flow and nerve stimulation Generous 6-ounce per square yard of Slumbersoft polyester fiberfill for incredible softness and increased comfort Guaranteed to fit stretch knit skirt fits mattresses up to 18-Inch; promotes better sheet fit and eliminates shifting Full size 53-Inch by 75-Inch; Hypo-allergenic for the sensitive sleeper