- Widely Used Our empty sample containers are suitable for storing essential oils, perfumes, fragrance oils, massage oils, aromatherapy, sample presentation, laboratory tests, etc. - Premium 10-Piece Set A total of 10 pieces, you can share essential oils, perfume or any cosmetic liquid sample with family, friends or customers. - Sealing Performance and Visible Design The glass dropper seals tightly to prevent leakage. Don’t worry about your cosmetics leaking. Economical, practical and refillable. The frosted transparent design allows you to see what they fill in. - Portable Size The capacity of the mini essential oil dropper bottle is 10 ml, suitable for holding liquid samples. It can be easily stored in makeup bags, trouser pockets, handbags, backpacks or suitcases. - Practical Use Scenarios Distribute samples to clients or testers; carry travel-ready samples for personal use or events; perform small-scale lab testing or formulation trials.