【MATERIAL SAFETY】Made from heat and condensation-resistant, Scratch Free Borosilicate, 100% lead-free and BPA-free, to provide you with the safest and healthiest high-temperature products. Designed for safety! 【STRONG SEALING】The cover is made of high-quality natural wood, which comes from government-controlled forests and is certified by the Forest Stewardship Council (FSC) to achieve a greener environment. The sealing cover is equipped with a food-grade silicone sealing ring, which effectively prevents the flow of gas and the entry of ants, allowing food to be stored for a longer time. 【EASY TO CLEAN】It adopts a large wide mouth design and comes with a cleaning brush, which can be easily washed by hand, can withstand temperatures of -4~302°F, and is dishwasher safe! 【LARGE CAPACITY】Suitable for storing various ingredients, such as pasta, oatmeal, coffee beans, nuts, spices, etc. 【GREAT SERVICE】We do our best to satisfy our customers. Therefore, we hope you are 100% satisfied with YUNCANG's products. We provide 365 days after-sales service. If you have any questions about our glass food storage jars, please contact us, we will provide you with a satisfactory solution within 8 hours.