Pleasant sleeping pillow with single gas on both sides for complete neck support. Washing\nSynthetic products can be washed on low temperature (30-40 degrees) & low speed (700-800). Make sure the program will do multiple water washes. Use light detergent in a moderate amount (preferably liquid). \Dry cleaning: allowed but not recommended.\nDry cleaning: allowed but not recommended. \n\nStorage\nIt is recommended to store the products in a fabric case, so that they can breathe, in a dry place.