Description The flask is made of good material for durable and long lasting use. Suitable for beginners or professional use, also the students. Lightweight and portable, it is very convenient for you to carry. Clear and accurate graduation, easy for you to look when doing experiment. Features - Color: Transparent.- Material: PP.- Size: 3.3X6.5X10.3CM or 1.3X2.6X4.1in 3.3X8.5X14cm or 1.3X3.3X5.5in 4.8X10.4X17 or 1.9X4.1X6.7in.- Capacity: 100 or 250 or 500ml.- 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.Packing list: 3 x Flasks with Lids Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.