Dropper Boston Round Bottles Our dropper bottles protect your diy essential oils, apothecary, tinctures, and extracts (vanilla bean, vitamin e liquid, plant, herb, etc.) preventing light degradation. Container closures such as standard or measurement droppers perfect for your concentrates. Colors of white, amber, cobalt blue, and more, to block harmful UV rays that will damage your product when stashed away - keeping your oils fresher, longer! The cute mini bottle are holders of liquids. The top are airtight and leak proof great for samples. Dropper Closures The dropper closure has a rubber top which can be squeezed to draw in liquid and expel it in drops. If using droppers to expel medication or for measure sensitive usage, the closure comes in measured options as well as non-measured options. For measured options, product details must specify "graduated" measurement dropper. ***Image Reflects Available Options, See Above for Dropper Specific to Listing*** Boston Round Bottle The boston round bottle features a cylindrical shape, short curved shoulders, and is handle-less. The top of the bottle is threaded to fit screw type caps that are designed to fit to each bottle of various sizes. Bottle colors are available in frosted and non frosted options which include Amber, Cobalt Blue, Clear, White, Green, and more. Keep an eye on upscale Boston Round Glass Bottles perfect for GIFTS in aromatherapy, home, kitchen, bath, decor, gifts, and resell. ***Image Reflects Available Options, See Above for Color Specific to Listing*** Choosing the Right Bottle The Bottle If you are bottling light-sensitive products, avoid clear non-colored bottles. Opal, Amber and Cobalt Blue bottles are best for blocking UV. Clear non-colored bottles however, allow for better visibility of your product. Frosted bottles have better UV blocking ability than clear options The Dropper Droppers are available in measured (graduated) and non measured options. The tops also come in a variety of colors such as black, white, silver, gold, and more. The material of the droppers are also available in plastic and metal options. USE for oil blends (essential, carrier or both), serums, and storing industrial and laboratory chemicals & glass pipette dispenses exact amount you want! Features Refillable Glass Bottles Graduated or Standard Droppers Options Frosted and Non Frosted Bottles Black, White, Gold, Silver and more Dropper Color Options Premium Metal Droppers and more options also available.