1. Contains 4 glass food jars, each measuring 4 x 4 inches and holding 18.6 fl oz (550 ml). These glass food storage jars with lids are great for storing cookies, candies, flour, beans, spices, grains, salt, spices, condiments, and more. 2. The storage jars are made of durable high borosilicate glass, not plastic, which has the advantages of stability, higher hardness, heat resistance, and better light transmittance. The natural bamboo lids are more hygienic, and the food-grade silicone seals are safe and non-toxic, more effectively preventing the flow of liquids and the entry of gas and insects, and better preserving food. 3. The transparent glass makes it easy to see what's in the jar without removing the lid. You can open or close the lid in a short time. These straight-sided wide-mouth jars are easy to fill and take out. High borosilicate glass is dishwasher-safe, and hand washing is recommended. 4. Easily store bulk food and effectively save space. These glass food storage jars can make your home tidier. Our glass jars come with bamboo lids and can be stacked as needed to save space, meet all your storage needs, and avoid further clutter in your cabinets.