Twin Mattress Pad 39×75 inch,21 inch Deep Pocket, 30 oz Elastic & Hollow Down Alternative Microfiber. Soft: With down alternative fillings,this pad will add great softness to your firm mattress. Skin-friendly:300TC cotton surface will absorb sweat making it breathable.Filled with down alternative fillings. Fitted Sheet Style:Adopting the deep pocket design which will easily stretch up to 21 inch with 130GSM Single-track Elastic Fabric, no matter how you move on the bed this pad will keep neat all the night. No worry of a messy bed anymore. Machine Washable:Machine washable under gentle cycle and make it fluffy again dried under the sunshine. Method to Enhance Fluffiness and Comfort:As the product is compressed for shipping, after receiving it, please either:Tumble dry on low heat for 20 minutes,or Sun-dry outdoors for 4-6 hours.