Features: High-Quality Materials Made of Borosilicate Glass: These storage jars are made of high-quality borosilicate glass, which is thicker and more heat-resistant than traditional glass. They can withstand temperatures from -20°F to 150°F. Airtight Storage with Bamboo Lids The jars come with effective silicone gaskets to effectively prevent moisture, mold, dust, and other contaminants. The lids are made of sustainable bamboo and have a strong seal. Wide Applications These storage jars have a wide range of uses in the kitchen and pantry. They are ideal for storing candy, sugar, coffee, flour, tea, cookies, snacks, rice, beans, nuts, dried fruits, honey, and cereals. .