SHEEX - PRO SLEEP Mattress Pad, White (Queen) 86% Polyester/14% Spandex Imported Feels like:. your favorite athletic wear combined with a Mid-weight Cloud Fabric: 86Percent polyester/14Percent Spandex fill: 100Percent performance fiber fill (polyester) - 8.5oz/yd2 Full/Queen 60W x 80L x 15Dking 76W x 80L x 15D Machine wash cold separately gentle cycle. Do not bleach. Tumble dry low. Do not iron