Item Type: Perfume Test Strip Product Material: Paper Single Sheet Size: Approx. 9.7 x 3.5cm / 3.8 x 1.4in Package List 100 x Perfume Test Strip Please allow slight error due to manual measurement. Thanks for your understanding. 1Widely Used: These white test paper is very suitable for testing aromatherapy oil, perfume, essential oil, etc., helping you to classify the liquid quickly. It can also be used to determine whether anyone loses the sense of smell. 2Easy To Use: Just dip the narrow end of the test strip into the essential oil (or drop 2-3 drops), then wait a few seconds, then hold the test strip 3-5 inches away from your nose, finally write down what kind of essential oil it is on the wide end of the strip. 3Test Strip Set: 100pcs of perfume test strips, provide you with fast and accurate results, the quantity is enough to meet your daily use and replacement needs. 4Unique Shape: Perfume bottle shaped test strip, unique and delicate, beautiful and practical. After using the perfume test strip, it can also be used as a bookmark. 5Portable Design: Light weight and in small size, easy to store and carry, can be easily put into your bag, perfect for perfume store, essential oil store, etc.