Our glass storage jar set is easy to use and airtight. The set has 4 glass storage jars in different sizes, 4.6"D x 8.6"H, 4.4"D x 6.8"H, 4.4"D x 5.6"H, 4.2"D x 4.4"H, with a capacity of 50.7 oz, 33.8oz, 25.7oz, 16.9oz, they will perfectly match your daily use. We use lead-free glass, the material is very strong and durable, our airtightness is very good, the plastic sealing ring on the bottle mouth can keep the food fresh and extend the shelf life, you can always see the food in the glass storage jar state. And we use a stainless steel buckle, which is not easy to rust, durable, and safer and more environmentally friendly. The large bottle mouth can make our daily cleaning more convenient. This multi-size airtight storage jar set is a must-have helper at home. And this set comes with 15 fresh-keeping bags.