Thickened Borosilicate Glass Jars (6-Piece Set) Introducing our premium 6-piece set of thickened borosilicate glass jars, designed to blend durability, functionality, and versatility for all your storage needs. Each jar boasts a capacity of 300 milliliters (8.4 ounces), making it the size for portioned storage of spices, snacks, jams, grains, herbs, and more. Crafted from high-quality thickened borosilicate glass, these jars stand out with exceptional sturdiness—far more resistant to impact and daily wear d to regular glass containers. The borosilicate material inherently features excellent thermal stability, allowing the jars to withstand both high and low temperatures. They are safe for use in the refrigerator, zer, and even microwave (with the lid removed), and can also tolerate hot liquids without cracking, meeting diverse daily usage scenarios. Equipped with a precision-threaded mouth design, each jar ensures an airtight and leak-proof seal when paired with its matching lid. This tight seal effectively locks in freshness, prevents moisture, air, and odors from entering, and keeps your stored items dry, flavorful, and from contamination. The smooth screw (threaded) surface also facilitates easy opening and closing, balancing convenience with sealing performance. These jars are not only practical but also elegant, with a clear glass body that lets you easily view the contents inside, eliminating the need to open lids repeatedly. Whether for kitchen organization, pantry storage, or homemade gifts (such as jams and pickles), this 6-piece set a reliable and stylish solution. BPA- and easy to clean, they are a healthy and eco-friendly to plastic containers, suitable for long-term daily use.