Premium Material: made from high borosilicate glass, this product boasts superior durability and stability Packaging: available in individual boxes, each containing one 250 ml container Versatility in Use: suitable for use in laboratories as a reaction vessel or for storage purposes Usage Caution: when using with hot liquids, avoid sealing and shaking the container tightly to prevent leakage due to pressure build-up StonyLab ensures premium products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied Our Labware refers to a range of equipment and containers designed for use in laboratory environments. These items are typically crafted from materials like glass, plastic, or metal to ensure durability and chemical resistance. Common examples include beakers, test tubes, flasks, and petri dishes, which are used for measuring, mixing, or storing in scientific, educational, or industrial settings.