Description Made of eco-friendly glass material, durable, and practical using. Standard 1000ml capacity: clear scale, easier to identify for accurate measurement. No bubbles, no burrs, smooth and rounded. More convenient to use for students in school when doing experiments in chemistry class. Features - n. - Material: Glass. - Size: 21 x 13 x 5 cm/8.25 x 5.11 x 1.97 inch. - Capacity: 1000ml. - The appearance design of this erlenmeyer flask is simple and generous. - Come with clear scale line, for accurate measurement. Design with cover for easy storage. - Widely used for education, chemistry, research, or life science applications. - Solid base design, for more stable placement, reducing measurement error. - Transparent bottle body design makes it easy to observe the change and residual of inner liquid.Package list: 1 x Flask