MicronOne® duck down pillows are designed to enhance your sleeping experience. They deliver unsurpassed comfort and protection against allergens and irritants down to one micro-toxin in size. MicronOne® fabric technology creates a protective barrier between you and allergens that can negatively affect your sleep, including dust mites, mold spores, pollen, pet dander and bed bugs. They are scientifically proven and independently tested, so you can rest assured knowing that you're protected from allergens while sleeping on these duck down pillows. These duck down pillows consist of 70% down and 30% feathers that have been laundered to allergy-industry standards to ensure that there are no allergens remaining within the duck down. The outer shell is washable, allowing you to easily clean them if they get dirty.