Bouquet Scented Satin Sleep Mask provides aroma therapy in your choice of 4 scents: Navy - Ocean, Gray - Sandalwood, Green - Clary Sage & Pink - Lily. Scent is derived from natural essential oil and is long lasting. Simply heat in the microwave for moist aromatic heat therapy. Elastic band keeps mask comfortably in place. Handwash in soapy water then air dry. Instructions included.