Whether you host your liquid herbs and extracts or create your own perfume or essential oils, the Prescribed for Life Amber Glass Dropper Bottle is perfect for all related uses! It holds 4oz and is made of sturdy pharmaceutical grade amber glass. This (22-400 neck size) amber glass bottle is spill proof and includes a screw-on (note: child-resistant bottle top is currently out of stock) with glass dropper. The Amber Glass Dropper Bottle is conveniently small in size for easy storage and is perfect for small handbags, glove compartments, lockers, and desk drawers. To protect the contents and for your privacy, the Amber Glass Dropper Bottle is dark in color and free of any designs or labels. Only the highest quality natural foods, bulk ingredients and holistic health supplies are sourced through family-owned Prescribed For Life Nutrition. Thank you for shopping with us and please come again!