Description2 Sets stainless steel mason jars, which are manufactured with premium materials that can be used for a long term. The lid is expertly designed with ease of use and storage security in mind; the included lids seal tightly to prevent leaks and preserve foods while still being easy to open and close. Comes with straw, more convenient to use.Features- Material: Stainless Steel.- Capacity: 500ml. - They can be used for storing juice, milk, cold and hot drink, water and more.- Made of premium material for lasting use. bottles for storing food. - Wide application range, can be used for storage or decoration.- Come with premium cover, nicely seal, protects your food and keep fresh. - Suitable for many occasions, such as home, office, restaurant and hotel.