1,Package Included: A total of 50pcs perfume test strips, which is a sufficient quantity to meet your and relevant store daily needs or replacement. 2,Scent Classification: Perfume paper test strips can help you quickly classify liquids, can also be used to determine if someone has lost their sense of smell. 3,Easy to Use: Just dip the narrow end of test strips in essential oil or drop 2‑3 drops, after a few seconds place 3‑5in away from your nose to smell. 4,Wide Application: Perfume testing strips adopted disposable use design, which are suitable for testing aromatherapy oils, perfumes, essential oils, etc. 5,Excellent Paper: Perfume test strips made of paper material, thicken and firm, can be used as a bookmark, which is suitable for home and perfume shops. Item Type: Perfume Test Strips Material: Paper Size: Approx. 50 x 85mm or 1.97 x 3.35in 50 x Perfume Test Strips