Features: and high quality Material: Made of corrosion-resistant glass, thick, smooth, and shock-resistant, not easily broken Bottle Size: Approx. 15mm/0.59in in diameter, 1ml bottle 38mm/1.49in in height, 2ml bottle 45mm/1.77in in height Color: Available in three glass colors: dark brown, transparent, and blue Applications: Suitable for essential oils, fragrances, cosmetic packaging, aromatherapy oils, liquid storage, serums, samples, display, laboratory testing, and more The glass dropper bottles are compact and ideal for travel Package Includes: 15 pieces essential oil dropper bottles Specifications: Material: Glass Color: Dark Brown / Transparent / Blue Size (Approx.): 1ml - 15x38mm / 0.59x1.49in 2ml - 15x45mm / 0.59x1.77in Weight (Approx.): 1ml - 100g 2ml - 109g Note: 1. Please allow 0-1cm error due to manual measurement. Ensure you are comfortable with this before purchasing. 2. Due to differences in monitor displays, the actual color may vary from the image. Thank you. Package includes: 15 pieces essential oil dropper bottles (1ml/2ml, dark brown/transparent/blue)