Features: Made of premium material, durable and practical to use. Standard capacity, clear scale, easier to identify for accurate measurement. Excellent and reliable, no burrs, smooth and rounded. More convenient to use for students in school when doing experiments in chemistry class. Features -Color:As Shown-Material:Plastic- Size: 17.00X10.00X10.00cm/6.68X3.93X3.93in - Size: 8.10X5.30X5.30cm/3.18X2.08X2.08in - Size: 10.20X6.50X6.50cm/4.01X2.55X2.55in - Size: 13.70X8.30X8.30cm/5.38X3.26X3.26in- Premium material, flexibility and excellent durability, easy to use, forlongservice life. - Small size and light weight. Easy to store and carry.Saving much space for your laboratory. - The simple and useful design makes it easier to clean and refill liquids, bring much convenience to you. - You will have good use experiencebecause of the perfect workmanshipof this product. - It is more convenient for students to use in the school laboratory when doing experiments in chemistry class. Packing list: 4 x Flasks