"This super-soft deep quilted mattress protector adds an extra layer of comfort and protection to any mattress. The mattress protector has a 300 thread count pure cotton fabric which is durable and can keep you cool throughout the night.These deep quilted cotton mattress protectors have a 38cm (15"") deep elasticated skirt making them suitable for the majority of mattresses.The quilted construction ensures that the filling is evenly distributed throughout."