Having an airtight dropper bottle to store carrier oils, essential oils, or face oils is enough of a storage solution in itself. But a bottle that harnesses the power of sunlight goes above and beyond in protecting your precious liquid products. With the 50 ml Glass Pipette Dropper Bottle, you’ll never have to worry about your liquids quickly losing their flavor, potency, or aroma. Measure up to 1 ml of your product with every drop using its glass pipette and thick rubber dropper. This bottle’s cap creates an airtight seal that keeps out airflow and locks in the scent of whatever you put inside. Using the science of ultraviolet light, its European-designed glass prevents visible light from harming your product while permitting certain rays to nourish it. • Airtight, smell-proof, & light-filtering: world's best ultraviolet glass jar with bpa-free plastic lid. • the perfect size and shape: a versatile container—great for herbs, spices, and cosmetics.