These transparent glass vials come equipped with screw caps to prevent leakage, making them ideal for safely storing various liquid substances. Their small and portable design suits both indoor and outdoor use, allowing easy transport during trips or activities. With clear construction, the contents remain visible at all times, matching practical needs for cosmetics, essential oils, and more. Their sturdy build and leak-proof design ensure durability and convenience for everyday users. Features -Color:Transparent -Material:Glass, plastic -Size:3.50X1.60X1.60cm/1.38X0.63X0.63in -Leak-resistant security: Designed with screw caps, these glass vials ensure liquids stay contained, preventing spills and maintaining freshness during storage -Craftsmanship: Constructed from glass combined with plastic caps, these vials resist deformation and maintain integrity under everyday use, offering reliability for various applications -Compact portability: Small and lightweight, these clear vials are easy to carry, making them suitable for travel, outdoor adventures, or conveniently storing liquids without occupying much space -Transparent: With their crystal-clear glass body, these vials allow easy identification of contents, providing a presentation for cosmetics, perfumes, or other liquids -Utility: suited for holding a variety of liquids such as essential oils, perfumes, and cosmetic samples, these versatile vials serve multiple storage and sampling needs efficiently Package list: 40 x glass sample vials