DescriptionMade of eco-friendly PP material, durable, and practical using. Standard 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:PP-Size: Approx. 8.5 x 5.5 x 5.5 cm /3.35 x2.17 x 2.17 inch- The appearance design of product is simple and generous.- Standard 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.Packing list5 x Plastic Flasks