Leakproof - Great for essential oils, colognes, tincture, cosmetics, perfume oils, beard oil, hair oil or other liquids. Made of thickened glass, leakage proof lids and corrosion-resistant silicone tops. The portable size makes it perfect for travel, conveniently fits in your purse or carry on. No leakage risk due to the tight cap! Great for DIY essential oils, colognes, tincture, cosmetics, perfume oils, beard oil, hair oil, chemistry lab chemicals or other liquids. The Eye Dropper Bottle has exquisite packaging and high-quality. If you give it to your friends as a gift, it will definitely be a good choice. We welcome you to buy one or more sets of this product at a time.