Simmons Beautyrest 500 Thread Count Sateen Cotton Stripe Mattress Pad cotton Size: Queen - Color: White Simmons Beautyrest 500 Thread Count Sateen Cotton Stripe Mattress Pad is luxury at it's finest. Better Sleep Through Science. The cotton sateen stripe top fabric is so durable and comfortable that you will feel pampered as you fall asleep every night. The mattress pad is overstuffed with polyester fibers for added comfort. The patented Expand-A-Grip Ultimate will fit extra deep mattresses up to 24" deep. Seven Year Warranty. Queen Size. Material Content: Top 100% Cotton Filling And Back 100% Polyester Skirt 100% Cotton (Elusive Of Elastic)