Package includes: 100PCS Flower Shaped Disposable Perfume Test StripsMaterial: paper Color/Style: as shownTotal length: 125cm; Flower diameter: 3cmSpecially designed for perfume testing, with excellent absorption of water and oil. Perfect for testing aromatherapy oil, perfume, essential oil and similar products. Also being used to determine if someone has lost the ability to smell.Suitable for home, counter, shopping mall, cosmetic store, beauty store, professionals and so on. Great gift for family, friends, coworkers and so on.Usage method: Just dip the narrow end of the strip into the oil (or put 2-3 drops on it) and let it sit for a few seconds. Then hold the strip 3-5 inches from the nose and take a short whiff. Use the wide end of the strip to write down which oil it is so you don't forget or get them mixed up.