Description These items are conical reagent bottles. Made of eco-friendly glass material, durable, and practical using. 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 - Color: As shown. - Material: Glass. - Size: 21.00X13.00X5.00cm/8.25X5.11X1.97inch. - Capacity: 1000ml. - The appearance design of these flasks are simple and generous. - Come with clear scale line, for accurate measurement. - 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: 2 x conical reagent bottles