SOFT AND GREAT SUCTION: These disposable droppers suction appropriately and can hold the stated amount of liquid. It's not flimsy like other transfer pipettes on the marketExpel all the air from the tip in the correct way, you can suck up 3ml of liquid at a timeFOOD-GRADE PLASTIC: Made of high-quality food-grade plastic, you can buy them confidently. Our science droppers feature a leak-proof design that prevents spills and waste, ensuring maximum efficiency and accuracy in your workSecure to use for you and your familyACCURATE AND EASY TO TRANSFER: The outer wall of our essential oil pipettes is engraved with ml, and the graduated markings are easy to read, which can be absorbed in the appropriate amount of liquid you needNot only suitable for daily use at home but also ideal for the laboratoryMULTIPURPOSE: Pipettes dropper are suitable for home, students and laboraty use.Ideal to add nutrients to fish tank, crafts, transfer essential oils, mix colors, watercolor painting, transfer paint,aquariums, testing water, feed the fish, feeding pets, resin mold, laboratory, medical, etc30 PCS DROPPER & WITH STORAGE BOX: Come with 30 pcs 3ml disposable droppers for oils and a plastic jar, all pipette are packaged in the clean box which can keep the dropper clean, convenient for storage, no more mess, and very convenient for use